customData method
Returns the previously set custom data.
Implementation
@override
Future<Map<String, String>> customData() async {
Map<String, String>? rvalue;
try {
rvalue =
await methodChannel.invokeMapMethod<String, String>('customData');
} on PlatformException catch (e) {
print('Cannot get custom data: $e');
}
return rvalue ?? <String, String>{};
}