setAudioMode method Null safety

Future<bool?> setAudioMode(
  1. AudioMode audioMode
)

Changes the audioMode of the device.

bool? audioModeChanged = await RealVolume.setAudioMode(AudioMode.IN_CALL);

Implementation

static Future<bool?> setAudioMode(AudioMode audioMode) async {
  if (Platform.isIOS) return false;
  final bool? success = await _methodChannel
      .invokeMethod('setAudioMode', {'audioMode': audioMode.id});
  return success;
}