[移动开发]jd 9 购物车页面布局

CartNum.dart

import 'package:flutter/material.dart';
import 'package:jdflutter/flutter_jdshop/services/ScreenAdaper.dart';
import 'package:provider/provider.dart';
import '../../provider/Cart.dart';
class CartNum extends StatefulWidget {
  const CartNum({Key? key}) : super(key: key);

  @override
  _CartNumState createState() => _CartNumState();
}

class _CartNumState extends State<CartNum> {
  @override
  Widget build(BuildContext context) {
    return Container(
      width: ScreenAdaper.width(164),
      decoration: BoxDecoration(
        border: Border.all(width: 1,color: Colors.black12)
      ),
      child: Row(
        children: [
   

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