Reads the context ThemeExtension; without an extension it returns matching light/dark default tokens.
Parameter context needs a Theme ancestor. Synchronously returns TxThemeData; without a custom extension, defaults matching brightness are returned.
TxThemeData txThemeOf(BuildContext context)import 'package:flutter/material.dart';
import 'package:tecexpress/tecexpress.dart';
Future<void> example() async {
Color accent(BuildContext context) => txThemeOf(context).accent;
print(accent);
}