huixiang_app/lib/mine/recharge_page.dart

import 'package:flutter/material.dart';
import 'package:huixiang/generated/l10n.dart';
import 'package:huixiang/view_widget/item_input_widget.dart';
import 'package:flutter_screenutil/flutter_screenutil.dart';
import 'package:huixiang/view_widget/round_button.dart';

class RechargePage extends StatefulWidget {

  @override
  State<StatefulWidget> createState() {
    return _RechargePage();
  }
}

class _RechargePage extends State<RechargePage> {
  TextEditingController controller;

  Color color = Colors.black;

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(
        title: Text(
          S.of(context).chongzhi,
          style: TextStyle(
            color: Colors.black,
            fontWeight: FontWeight.bold,
            fontSize: 18,
          ),
        ),
        centerTitle: false,
        backgroundColor: Color(0xFFFFFFFF),
        elevation: 0,
        leading: GestureDetector(
          onTap: () {
            Navigator.of(context).pop();
          },
          child: Container(
            alignment: Alignment.centerRight,
            margin: EdgeInsets.only(left: 10),
            padding: EdgeInsets.all(6),
            child: Icon(
              Icons.arrow_back_ios,
              color: Colors.black,
              size: 24,
            ),
          ),
        ),
        titleSpacing: 2,
        leadingWidth: 56,
      ),
      body: SingleChildScrollView(
        physics: BouncingScrollPhysics(),
        child: Container(
          child: Column(
            children: [
              ItemInputWidget(
                S.of(context).qingshuruchongzhijine,
                hintText: "",
                controller: controller,
                inputType: 1,
                padding: EdgeInsets.all(20),
                heightPercentage: 0.16.sh,
                errorText: S.of(context).chongzhizuixiaojine(10),
                titleColor: Color(0xFF727272),
                errorTextColor: Color(0xFF32A060),
                radius: 8,
                style: TextStyle(
                    fontWeight: FontWeight.bold, fontSize: 30.sp, color: color),
                inputLimit: 16,
                textInputType: TextInputType.number,
                onChanged: (value) {
                  if (value != null &&
                      value != "" &&
                      double.tryParse(value) < 10) {
                    color = Colors.red;
                  } else {
                    color = Colors.black;
                  }
                  setState(() {});
                },
              ),
              Container(
                width: double.infinity,
                height: 0.171.sh,
                margin:
                    EdgeInsets.only(left: 20, right: 20, top: 12, bottom: 4),
                padding:
                    EdgeInsets.only(left: 20, right: 16, top: 20, bottom: 20),
                decoration: BoxDecoration(
                  boxShadow: [
                    BoxShadow(
                      color: Color(0x000000).withAlpha(25),
                      offset: Offset(0, 1),
                      blurRadius: 12.0,
                    ),
                  ],
                  color: Colors.white,
                  borderRadius: BorderRadius.all(
                    Radius.circular(4),
                  ),
                ),
                child: Column(
                  mainAxisAlignment: MainAxisAlignment.spaceAround,
                  crossAxisAlignment: CrossAxisAlignment.start,
                  children: [
                    Padding(
                      padding: EdgeInsets.only(bottom: 16),
                      child: Text(
                        S.of(context).zhifufangshi,
                        style: TextStyle(
                          fontSize: 16,
                          color: color,
                          fontWeight: FontWeight.bold,
                        ),
                      ),
                    ),
                    Row(
                      mainAxisAlignment: MainAxisAlignment.start,
                      crossAxisAlignment: CrossAxisAlignment.start,
                      children: [
                        Image.asset("assets/image/icon_alipay.png"),
                        Expanded(
                          flex: 1,
                          child: Padding(
                            padding: EdgeInsets.only(left: 8, bottom: 20),
                            child: Text(S.of(context).zhifubao,
                                style: TextStyle(
                                  fontSize: 14,
                                  color: Color(0xff353535),
                                )),
                          ),
                        ),
                        checkView(0),
                      ],
                    ),
                    Row(
                      mainAxisAlignment: MainAxisAlignment.start,
                      crossAxisAlignment: CrossAxisAlignment.start,
                      children: [
                        Image.asset("assets/image/icon_we_chat.png"),
                        Expanded(
                          flex: 1,
                          child: Padding(
                            padding: EdgeInsets.only(left: 8),
                            child: Text(S.of(context).weixinzhifu,
                                style: TextStyle(
                                  fontSize: 14,
                                  color: Color(0xff353535),
                                )),
                          ),
                        ),
                        checkView(1),
                      ],
                    )
                  ],
                ),
              ),
              Container(
                margin: EdgeInsets.only(left: 20, right: 20, top: 26),
                child: Column(
                  mainAxisAlignment: MainAxisAlignment.spaceAround,
                  crossAxisAlignment: CrossAxisAlignment.start,
                  children: [
                    RoundButton(
                      width: double.infinity,
                      height: 46,
                      text:S.of(context).querenchongzhi,
                      textColor: Colors.white,
                      fontSize: 14,
                      backgroup: Color(0xff32A060),
                      fontWeight: FontWeight.bold,
                    ),
                  ],
                ),
              ),
            ],
          ),
        ),
      ),
    );
  }
  var checkIndex = 0;

  Widget checkView(var index) {
    return GestureDetector(
      onTap: () {
        setState(() {
          checkIndex = index;
        });
      },
      child: Container(
          padding: EdgeInsets.only(right: 16),
          alignment: Alignment.center,
          child: Image.asset(
            checkIndex != index
                ? "assets/image/icon_radio_unselected.png"
                : "assets/image/icon_radio_selected.png",
            width: 15,
            height: 15,
          )),
    );
  }
}