import 'package:flutter/material.dart'; class O2SnackBars { static void showSnackBar(GlobalKey _scaffoldKey, String message) { _scaffoldKey.currentState ?.showSnackBar(SnackBar(content: Text(message), duration: const Duration(milliseconds: 1500))); } static void showSnackBarWithContext(BuildContext context, String message) { Scaffold.of(context).showSnackBar(SnackBar(content: Text(message), duration: const Duration(milliseconds: 1500))); } }