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50 lines
1.3 KiB
50 lines
1.3 KiB
import 'dart:io';
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import 'dart:math';
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import 'dart:typed_data';
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import 'package:flutter/material.dart';
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import 'package:nearby_connections/nearby_connections.dart';
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import 'package:shared_preferences/shared_preferences.dart';
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class BluetoothPage extends StatefulWidget {
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BluetoothPage({Key? key, required this.title}) : super(key: key);
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final String title;
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@override
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_BluetoothPageState createState() => _BluetoothPageState();
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}
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class _BluetoothPageState extends State<BluetoothPage> {
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// final String id = getId();
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// String getId() =>
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// SharedPreferences.getInstance().then((s) => s.getString('id') ?? '0');
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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: Text(widget.title),
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),
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body: Center(
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child: ElevatedButton(
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child: Text("GetID"),
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onPressed: () async {
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final prefs = await SharedPreferences.getInstance();
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final userName = prefs.getString('userName');
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ScaffoldMessenger.of(context)
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.showSnackBar(SnackBar(content: Text("Id is $userName")));
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},
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),
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),
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);
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}
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void showSnackbar(dynamic a) {
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ScaffoldMessenger.of(context).showSnackBar(SnackBar(
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content: Text(a.toString()),
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));
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}
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}
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