DefaultSelectionStyle.fallback constructor Null safety

const DefaultSelectionStyle.fallback(
  1. {Key? key}
)

A const-constructable default selection style that provides fallback values (null).

Returned from of when the given BuildContext doesn't have an enclosing default selection style.

This constructor creates a DefaultTextStyle with an invalid child, which means the constructed value cannot be incorporated into the tree.

Implementation

const DefaultSelectionStyle.fallback({ super.key })
  : cursorColor = null,
    selectionColor = null,
    super(child: const _NullWidget());