huixiang_app/lib/mine/coupons_page.dart

import 'package:flutter/cupertino.dart';
import 'package:flutter/material.dart';
import 'package:huixiang/generated/l10n.dart';
import 'package:huixiang/retrofit/data/coupon.dart';
import 'package:huixiang/view_widget/new_coupon_widget.dart';

class CouponsPage extends StatefulWidget {
  @override
  State<StatefulWidget> createState() {
    return _CouponsPage();
  }
}

class _CouponsPage extends State<CouponsPage> {
  int btnStatus = 0;

  @override
  void initState() {
    super.initState();
  }

  List<Coupon> coupons = [
    Coupon.test("",0,false),Coupon.test("",1,false),Coupon.test("",1,false),Coupon.test("",0,false),Coupon.test("",0,false)
  ];

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      body: Column(children: [
        Row(
          children: [
            Container(
              width: 68,
              height: 26,
              alignment: Alignment.center,
              margin: EdgeInsets.only(left: 16, right: 12, top: 10, bottom: 14),
              decoration: BoxDecoration(
                borderRadius: BorderRadius.all(Radius.circular(2)),
                color: btnStatus == 0 ? Colors.white : Color(0xffE5E5E5),
              ),
              child: GestureDetector(
                onTap: () {
                  setState(() {
                    btnStatus = 0;
                    coupons = [Coupon.test("",0,false),Coupon.test("",1,false),Coupon.test("",1,false),Coupon.test("",0,false),Coupon.test("",0,false)];
                  });
                },
                child: Text(
                  S.of(context).keyongquan,
                  style: TextStyle(
                    fontSize: 14,
                    fontWeight: btnStatus == 0 ? FontWeight.bold : FontWeight.normal,
                    color: btnStatus == 0 ? Colors.black : Color(0xff727272),
                  ),
                ),
              ),
            ),
            Container(
              width: 68,
              height: 26,
              alignment: Alignment.center,
              margin: EdgeInsets.only(left: 16, top: 10, bottom: 14),
              decoration: BoxDecoration(
                borderRadius: BorderRadius.all(Radius.circular(2)),
                color: btnStatus == 1 ? Colors.white : Color(0xffE5E5E5),
              ),
              child: GestureDetector(
                onTap: () {
                  setState(() {
                    btnStatus = 1;
                    coupons = [Coupon.test("",2,false),Coupon.test("",2,false),Coupon.test("",2,false),Coupon.test("",2,false),Coupon.test("",2,false)];
                  });
                },
                child: Text(
                  S.of(context).shixiaoquan,
                  style: TextStyle(
                    fontSize: 14,
                    fontWeight: btnStatus == 1 ? FontWeight.bold : FontWeight.normal,
                    color: btnStatus == 1 ? Colors.black : Color(0xff727272),
                  ),
                ),
              ),
            ),
          ],
        ),
        Expanded(child: ListView.builder(
          itemBuilder: (context, position) {
            return GestureDetector(
              child: NewCouponWidget(coupons[position],(){

              },(){
                setState(() {
                  coupons[position].isEx = !coupons[position].isEx;
                });
              }),
            );
          },
          itemCount: coupons!= null ? coupons.length : 0,
        ),)
      ]),
    );
  }
}