Loc-Chain/loc-chain-app
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This commit is contained in:
Thomas Atkins
2021-04-10 14:48:24 -05:00
parent d41d026448
commit 5b8922e68a
2 changed files with 29 additions and 2 deletions
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21
loc_chain_app/lib/pages/bluetooth.dart
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@@ -16,7 +16,9 @@ class BluetoothPage extends StatefulWidget {
}
class _BluetoothPageState extends State<BluetoothPage> {
final id = SharedPreferences.getInstance().then((s) => s.getString('id'));
// final String id = getId();
// String getId() =>
// SharedPreferences.getInstance().then((s) => s.getString('id') ?? '0');
@override
Widget build(BuildContext context) {
@@ -25,8 +27,23 @@ class _BluetoothPageState extends State<BluetoothPage> {
title: Text(widget.title),
),
body: Center(
child: Text('$id'),
child: ElevatedButton(
child: Text("GetID"),
onPressed: () async {
final prefs = await SharedPreferences.getInstance();
final id = prefs.getString('id');
ScaffoldMessenger.of(context)
.showSnackBar(SnackBar(content: Text("Id is $id")));
},
),
),
);
}
void showSnackbar(dynamic a) {
ScaffoldMessenger.of(context).showSnackBar(SnackBar(
content: Text(a.toString()),
));
}
}