import 'package:flutter/material.dart';
import 'dart:async';
import 'package:flutter_audio_manager/flutter_audio_manager.dart';
void main() => runApp(MyApp());
class MyApp extends StatefulWidget {
@override
_MyAppState createState() => _MyAppState();
}
class _MyAppState extends State<MyApp> {
AudioInput _currentInput = AudioInput("unknow", 0);
List<AudioInput> _availableInputs = [];
@override
void initState() {
super.initState();
init();
}
Future<void> init() async {
FlutterAudioManager.setListener(() async {
print("-----changed-------");
await _getInput();
setState(() {});
});
await _getInput();
if (!mounted) return;
setState(() {});
}
_getInput() async {
_currentInput = await FlutterAudioManager.getCurrentOutput();
print("current:$_currentInput");
_availableInputs = await FlutterAudioManager.getAvailableInputs();
print("available $_availableInputs");
}
@override
Widget build(BuildContext context) {
return MaterialApp(
home: Scaffold(
body: SafeArea(
child: Padding(
padding: const EdgeInsets.all(10),
child: Column(
children: <Widget>[
Text(
"current output:${_currentInput.name} ${_currentInput.port}",
),
Divider(),
Expanded(
child: ListView.builder(
itemBuilder: (_, index) {
AudioInput input = _availableInputs[index];
return Row(
children: <Widget>[
Expanded(child: Text("${input.name}")),
Expanded(child: Text("${input.port}")),
],
);
},
itemCount: _availableInputs.length,
),
),
],
),
),
),
floatingActionButton: FloatingActionButton(
onPressed: () async {
bool res = false;
if (_currentInput.port == AudioPort.receiver) {
res = await FlutterAudioManager.changeToSpeaker();
print("change to speaker:$res");
} else {
res = await FlutterAudioManager.changeToReceiver();
print("change to receiver:$res");
}
await _getInput();
},
),
),
);
}
}
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