章文轩
2 years ago
parent
952b5c75b4
commit
1d11eb7b2c
@ -1,52 +1,198 @@
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// import 'package:flutter/material.dart';
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// import 'package:hy_printer/device.dart';
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// import 'package:hy_printer/hy_printer.dart';
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//
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// class ScanPage extends StatefulWidget {
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// const ScanPage({Key? key}) : super(key: key);
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//
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// @override
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// _ScanPageState createState() => _ScanPageState();
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// }
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//
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// class _ScanPageState extends State<ScanPage> {
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// List<Device> _devices = [];
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//
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// @override
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// void initState() {
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// HyPrinter.init();
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// init();
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// super.initState();
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// }
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//
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// Future init() async {
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// _devices = await HyPrinter.getDeiveces();
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// setState(() {});
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// }
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//
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// @override
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// Widget build(BuildContext context) {
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// return Scaffold(
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// appBar: AppBar(
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// title: const Text('设备列表'),
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// ),
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// body: ListView(
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// padding: const EdgeInsets.all(10),
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// children: _devices
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// .map((e) => TextButton(
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// onPressed: () async {
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// var result = await HyPrinter.connect('04:7F:0E:95:FD:A1');
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// if (result == 0) {
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// Navigator.pop(context);
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// }
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// },
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// child: Column(
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// children: [
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// Text(e.name),
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// Text(e.address),
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// ],
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// )))
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// .toList()),
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// );
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// }
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// }
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import 'dart:convert';
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import 'package:bot_toast/bot_toast.dart';
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import 'package:flutter/material.dart';
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import 'package:hy_printer/device.dart';
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import 'package:hy_printer/dj_printer.dart';
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import 'package:hy_printer/hy_printer.dart';
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class ScanPage extends StatefulWidget {
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const ScanPage({Key? key}) : super(key: key);
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@override
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_ScanPageState createState() => _ScanPageState();
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}
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class _ScanPageState extends State<ScanPage> {
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List<Device> devices = [];
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var cancel;
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@override
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void initState() {
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super.initState();
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initPlatformState();
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}
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// Future<void> initPlatformState() async {
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// if (!mounted) return;
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// setState(() {});
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// }
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Future<void> initPlatformState() async {
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// var per = await Permission.bluetooth.isGranted;
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// if (!per) {
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// Permission.bluetooth.request();
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// }
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// var pers = await Permission.locationWhenInUse.isGranted;
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// if (!pers) {
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// Permission.locationWhenInUse.request();
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// }
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// var per1 = await Permission.bluetoothScan.isGranted;
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// if (!per1) {
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// Permission.bluetoothScan.request();
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// }
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// var per2 = await Permission.bluetoothConnect.isGranted;
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// if (!per2) {
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// Permission.bluetoothConnect.request();
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// }
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DjPrinter().init();
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DjPrinter().addDiscoveryListen(onReceive: (data) {
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var js = json.decode(data.toString());
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if ((js['name'] as String).startsWith('HM')) {
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devices.add(Device(
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name: js['name'],
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address: js['address'],
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isPaired: js['isPaired']));
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}
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setState(() {});
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}, onStart: () {
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print("————————————————————————");
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}, onFinish: () {
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print('——————————————————————————————');
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DjPrinter().cancelDiscovery();
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cancel();
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});
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DjPrinter().addConnectListen(onConnect: () {
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print("connected");
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}, onDisconnect: () {
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print('disconnected');
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});
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}
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@override
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Widget build(BuildContext context) {
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return Scaffold(
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appBar: AppBar(
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title: const Text('设备列表'),
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),
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body: Center(
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child: Column(
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children: [
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TextButton(
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onPressed: () {
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devices.clear();
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setState(() {});
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cancel =
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BotToast.showLoading(wrapToastAnimation: (controller, func, child) {
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return discoveryLoadingWidget();
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});
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DjPrinter().startSearch;
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},
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child: const Text('扫描设备')),
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// TextButton(onPressed: () {}, child: const Text('打印')),
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const SizedBox(
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height: 20,
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),
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...devices
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.map((e) => TextButton(
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onPressed: ()async {
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BotToast.showLoading(wrapToastAnimation: (controller, func, child) {
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return discoveryLoadingWidget();
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});
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int? value = await DjPrinter().connect(e.address);
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Future.delayed(Duration(seconds: 3), () async {
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if(value==0){
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BotToast.closeAllLoading();
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}else{
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BotToast.closeAllLoading();
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}
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});
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},
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child: Column(
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children: [
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Text(e.name),
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Text(e.address),
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],
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)))
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.toList(),
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const SizedBox(
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height: 20,
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),
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TextButton(
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onPressed: () {
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DjPrinter().printNewAScode(
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code: 'ASSZ000000002',
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barCode: 'ASSZ0000000020001',
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channel: '加拿大温哥华海派快线-卡派 / UPS派送',
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country: '美国啊啊',
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num: '2',
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sum:'99',
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offset: 0,
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hasPlan: true, );
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},
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child: const Text('nocode打印')),
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TextButton(
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onPressed: () {
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DjPrinter().printNewAScode(
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code: 'ASSZ000000002',
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barCode: 'ASSZ0000000020001',
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channel: '加拿大温哥华海派快线-卡派 / UPS派送',
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country: '美国',
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num: '2',
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sum:'999',
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offset: 0,
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hasPlan: false, );
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},
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child: const Text('noplan打印')),
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const SizedBox(
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height: 20,
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),
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TextButton(
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onPressed: () {
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DjPrinter().disposeConnect();
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},
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child: const Text('取消链接')),
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],
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),
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),
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);
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}
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Container discoveryLoadingWidget() {
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return Container(
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padding: const EdgeInsets.all(15),
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decoration: const BoxDecoration(
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color: Colors.black54,
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borderRadius: BorderRadius.all(Radius.circular(8))),
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child: Row(
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mainAxisSize: MainAxisSize.min,
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children: [
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CircularProgressIndicator(
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backgroundColor: Colors.white,
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),
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Text(
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'扫描中……请稍作等待',
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style: TextStyle(
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color: Colors.white,
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fontSize: 18,
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fontWeight: FontWeight.bold,
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),
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)
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],
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),
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);
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}
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}
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