grab library

Classes

Grab

A widget that enables the grab extension methods to work.

Extensions

GrabListenableExtension on Listenable

Extension on Listenable to provide methods for Grab.

GrabValueListenableExtension on ValueListenable<R>

Extension on ValueListenable to provide methods for Grab.

Typedefs

GrabSelector<R, S> = S Function(R)

The signature for the selector callback of grabAt() that receives an object of type R and returns an object of type S.

Exceptions / Errors

GrabMissingError

Error thrown when grab() or grabAt() is used without a Grab up in the widget tree.