losetime

import 'package:flutter/material.dart';
import 'package:flutter_swiper/flutter_swiper.dart';
class Home extends StatelessWidget{
  @override
  Widget build(BuildContext context) {
    return new MaterialApp(
      title: '首页',
      theme: new ThemeData(
        primarySwatch: Colors.blue,
      ),
      home: new MyHomePage(title: '首页'),
    );
  }
}

class MyHomePage extends StatefulWidget {
  MyHomePage({Key key, this.title}) : super(key: key);

  final String title;
  
  @override
  _MyHomePageState createState() => new _MyHomePageState();
}

class _MyHomePageState extends State<MyHomePage> {
  List<Widget> imageList = List();

  @override
  void initState() {
    imageList
    ..add(Image.network(
      'https://ss3.bdstatic.com/70cFv8Sh_Q1YnxGkpoWK1HF6hhy/it/u=2726034926,4129010873&fm=26&gp=0.jpg',
      fit: BoxFit.fill,
    ))
    ..add(Image.network(
      'https://ss0.bdstatic.com/70cFuHSh_Q1YnxGkpoWK1HF6hhy/it/u=3485348007,2192172119&fm=26&gp=0.jpg',
      fit: BoxFit.fill,
    ))
    ..add(Image.network(
      'https://ss0.bdstatic.com/70cFuHSh_Q1YnxGkpoWK1HF6hhy/it/u=2594792439,969125047&fm=26&gp=0.jpg',
      fit: BoxFit.fill,
    ))
    ..add(Image.network(
      'https://ss2.bdstatic.com/70cFvnSh_Q1YnxGkpoWK1HF6hhy/it/u=190488632,3936347730&fm=26&gp=0.jpg',
      fit: BoxFit.fill,
    ));
    super.initState();
  }

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: new AppBar(
        title: new Text(widget.title),
      ),
      body: ListView(
        children: <Widget>[
          firstSwiperView()
        ],
      )
    );
  }
  Widget firstSwiperView(){
    return Container(
      // padding: const EdgeInsets.fromLTRB(0, 50, 0, 5),
      width: MediaQuery.of(context).size.width,
      height: 150,
      child: Swiper(
        itemCount: 4,
        itemBuilder: _swiperBuilder,
        pagination: SwiperPagination(
            alignment: Alignment.bottomRight,
            // margin: const EdgeInsets.fromLTRB(0, 0, 20, 10),
            builder: DotSwiperPaginationBuilder(
                color: Colors.black54,
                activeColor: Colors.white
            )
        ),
        controller: SwiperController(),
        scrollDirection: Axis.horizontal,
        autoplay: true,
        onTap: (index) => print('点击了第$index'),
      ),
    );
  }

  Widget _swiperBuilder(BuildContext context, int index){
    return (imageList[index]);
  }
}