bluetooth_scanner_gun 0.0.2
bluetooth_scanner_gun: ^0.0.2 copied to clipboard
蓝牙连接扫描枪获取数据
bluetooth_scanner_gun #
蓝牙连接扫描枪获取数据
关于 #
此插件主要解决flutter蓝牙外接物理输入设备,获取数据时弹出软键盘的问题
开始使用 #
添加此插件到你的 pubspec.yaml 文件中
dependencies:
bluetooth_scanner_gun: ^0.0.2
如何使用 #
混入ScanGunMixin
,实现onScanCode(dynamic code)方法,code就是扫码获得的数据
import 'package:bluetooth_scanner_gun/mixin.dart';
import 'package:flutter/material.dart';
void main() {
runApp(MyApp());
}
class MyApp extends StatefulWidget {
@override
_MyAppState createState() => _MyAppState();
}
class _MyAppState extends State<MyApp> with ScanGunMixin<MyApp> {
String _code = "";// 扫码数据
@override
void initState() {
super.initState();
}
@override
Widget build(BuildContext context) {
return MaterialApp(
home: Scaffold(
appBar: AppBar(
title: const Text('Plugin example app'),
),
body: Container(
decoration: BoxDecoration(border: Border.all(color: Colors.grey)),
child: Center(
child: Text("扫码结果:$_code"),
),
),
),
);
}
@override
void dispose() {
super.dispose();
}
@override
void onScanCode(dynamic code) {
// TODO: implement onScanCode
print("扫码到数据:$code");
setState(() {
_code = code;
});
}
}