endCommunication method
Close the communication to the printer. @param timeout in milliseconds. returns true on success, false on failure
Implementation
Future<bool> endCommunication({int timeoutMillis = 1000}) async {
var params = {
"printerId": _printerId,
"printInfo": _printerInfo.toMap(),
"timeout": timeoutMillis
};
final String result =
await _channel.invokeMethod("typeB-endCommunication", params);
_printerId = result;
return _printerId.isEmpty;
return true;
}