Flutter移动电商实战 --（45）详细页_说明区域UI编写

墨蓝 2023-06-01 06:05 159阅读 0赞

pages/details\_page/details\_expain.dart

![1090399-20190915214248426-2019788621.png][]

# 详情页面引用组件 #

![1090399-20190915214332382-1145798699.png][]

![1090399-20190915214341368-2011118900.png][]

# 效果展示： #

![1090399-20190915214403471-77157078.png][]

# 最终代码： #

import 'package:flutter/material.dart';
    import 'package:flutter_screenutil/flutter_screenutil.dart';
    
    class DetailsExplain extends StatelessWidget {
      @override
      Widget build(BuildContext context) {
        return Container(
          color: Colors.white,
          margin: EdgeInsets.only(top:10.0),
          width: ScreenUtil().setWidth(750),
          padding: EdgeInsets.all(10.0),
          child: Text(
            '说明： > 极速送达 > 正品保证',
            style: TextStyle(
              color: Colors.red,
              fontSize: ScreenUtil().setSp(30)
            ),
          ),
        );
      }
    }

details\_page.dart

import 'package:flutter/material.dart';
    import 'package:provide/provide.dart';
    import '../provide/details_info.dart';
    import './details_page/details_top_area.dart';
    import './details_page/details_expain.dart';
    
    class DetailsPage extends StatelessWidget {
      final String goodsId;
    
      DetailsPage(this.goodsId);//flutter 1.2的最新的写法 构造函数
    
      @override
      Widget build(BuildContext context) {
     
        return Scaffold(
          appBar: AppBar(
            leading: IconButton(
              icon: Icon(Icons.arrow_back),
              onPressed: (){
                Navigator.pop(context);//返回上一个页面
              },
            ),
            title: Text('商品详细页'),
          ),
          body: FutureBuilder(
            future: _getBackInfo(context),
            builder: (context,snapshot){
              //判断是否有数据
              if(snapshot.hasData){
                //如果有数据返回一个Container
                return Container(
                  child: Column(
                    children: <Widget>[
                      DetailsTopArea(),
                      DetailsExplain(),
                    ],
                  ),
                );
              }else{
                return Text('加载中......');//没有数据的情况
              }
            },
          ),
        );
      }
    
      Future _getBackInfo(BuildContext context) async{
        await Provide.value<DetailsInfoProvide>(context).getGoodsInfo(goodsId);
        //print('加载完成...........');
        return '完成加载';
      }
    
    }

转载于:https://www.cnblogs.com/crazycode2/p/11517951.html

[1090399-20190915214248426-2019788621.png]: /images/20230601/1293fff63756462189b9ac1d7f6501ec.png
[1090399-20190915214332382-1145798699.png]: /images/20230601/58f8af39ada4453087b03f79b237e970.png
[1090399-20190915214341368-2011118900.png]: /images/20230601/30da252e43ff42f391bbf67ad5b99eba.png
[1090399-20190915214403471-77157078.png]: /images/20230601/0197ce23887e41a8a9a5765bf42835ac.png