instance property
Future<AudioSession>
instance
The singleton instance across all Flutter engines.
Implementation
static Future<AudioSession> get instance async {
if (_instance == null) {
_instance = AudioSession._();
try {
// TODO: Use this code without the '?' once a Dart bug is fixed.
// (similar instances occur elsewhere)
//Map? data = await _channel.invokeMethod<Map>('getConfiguration');
final data =
await _channel.invokeMapMethod<String, dynamic>('getConfiguration');
if (data != null) {
_instance!._configuration = AudioSessionConfiguration.fromJson(data);
}
} catch (e) {
// Unsupported platform, so default to null.
// TODO: We should at least try share the config between isolates on the
// Dart side.
}
}
return _instance!;
}