import 'package:flutter/material.dart'; //快捷方式:fim

void main() {
  runApp(MyApp());
}

//自定义组件
class MyApp extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    // TODO: implement build
    return MaterialApp(
      home: Scaffold(
        appBar: AppBar(
          title: Text('首页'),
        ),
        body: HomeContent(),
      ),
      theme: ThemeData(primarySwatch: Colors.blueGrey),
    );
  }
}

// 自定义Json数据
List listData = [
  {
    "title": "模拟Json数据1",
    "author": "Dart",
    "imageUrl": "http://sucai.suoluomei.cn/sucai_zs/images/20200226173153-2.jpg"
  },
  {
    "title": "模拟Json数据2",
    "author": "Dart",
    "imageUrl": "http://sucai.suoluomei.cn/sucai_zs/images/20200226173153-2.jpg"
  },
  {
    "title": "模拟Json数据3",
    "author": "Dart",
    "imageUrl": "http://sucai.suoluomei.cn/sucai_zs/images/20200226173153-2.jpg"
  }
];

class HomeContent extends StatelessWidget {
  //自定义方法
  List<Widget> getData() {
    var tempList = listData.map((value) {
      return ListTile(
        leading: Image.network(value["imageUrl"]),
        title: Text(value["title"]),
        subtitle: Text(value["author"]),
      );
    });
    return tempList.toList();
  }

  @override
  Widget build(BuildContext context) {
    // TODO: implement build
    return ListView(
      children: this.getData(),
    );
  }
}