maybeOf method Null safety

TextDirection? maybeOf(
  1. BuildContext context
)

The text direction from the closest instance of this class that encloses the given context.

If there is no Directionality ancestor widget in the tree at the given context, then this will return null.

Typical usage is as follows:

TextDirection? textDirection = Directionality.maybeOf(context);

See also:

Implementation

static TextDirection? maybeOf(BuildContext context) {
  final Directionality? widget = context.dependOnInheritedWidgetOfExactType<Directionality>();
  return widget?.textDirection;
}