mcumgr_flutter 0.4.1
mcumgr_flutter: ^0.4.1 copied to clipboard
nRF Connect Device Manager library is a Flutter plugin based on Android and iOS nRF Connect Device Manager libraries.
import 'package:flutter/material.dart';
import 'package:flutter_bloc/flutter_bloc.dart';
import 'package:mcumgr_flutter_example/src/bloc/bloc/update_bloc.dart';
import 'package:mcumgr_flutter_example/src/model/firmware_update_request.dart';
import 'package:mcumgr_flutter_example/src/providers/firmware_update_request_provider.dart';
import 'package:mcumgr_flutter_example/src/view/stepper_view/firmware_select.dart';
import 'package:mcumgr_flutter_example/src/view/stepper_view/peripheral_select.dart';
import 'package:mcumgr_flutter_example/src/view/stepper_view/update_view.dart';
import 'package:provider/provider.dart';
void main() {
runApp(MyApp());
}
class MyApp extends StatefulWidget {
@override
_MyAppState createState() => _MyAppState();
}
class _MyAppState extends State<MyApp> {
@override
Widget build(BuildContext context) {
return ChangeNotifierProvider(
create: (context) => FirmwareUpdateRequestProvider(),
builder: (context, child) => _materialApp(context),
);
}
MaterialApp _materialApp(BuildContext context) {
return MaterialApp(
home: Scaffold(
appBar: AppBar(
title: Text('MCU Manager'),
),
body: _body(context),
),
);
}
Widget _body(BuildContext context) {
final provider = context.watch<FirmwareUpdateRequestProvider>();
return Stepper(
currentStep: provider.currentStep,
onStepContinue: () {
setState(() {
provider.nextStep();
});
},
onStepCancel: () {
setState(() {
provider.previousStep();
});
},
controlsBuilder: _controlBuilder,
steps: [
Step(
title: Text('Select Firmware'),
content: Center(child: FirmwareSelect()),
isActive: provider.currentStep == 0,
),
Step(
title: Text('Select Device'),
content: Center(child: PeripheralSelect()),
isActive: provider.currentStep == 1,
),
Step(
title: Text('Update'),
content: Text('Update'),
isActive: provider.currentStep == 2,
),
],
);
}
Widget _controlBuilder(BuildContext context, ControlsDetails details) {
final provider = context.watch<FirmwareUpdateRequestProvider>();
FirmwareUpdateRequest parameters = provider.updateParameters;
switch (provider.currentStep) {
case 0:
if (parameters.firmware == null) {
return Container();
}
return Row(
children: [
ElevatedButton(
onPressed: details.onStepContinue,
child: Text('Next'),
),
],
);
case 1:
if (parameters.peripheral == null) {
return Container();
}
return Row(
children: [
TextButton(
onPressed: details.onStepCancel,
child: Text('Back'),
),
ElevatedButton(
onPressed: details.onStepContinue,
child: Text('Next'),
),
],
);
case 2:
return BlocProvider(
create: (context) => UpdateBloc(firmwareUpdateRequest: parameters),
child: UpdateStepView(),
);
default:
throw Exception('Unknown step');
}
}
}