atLast method

void atLast(
  1. VoidCallback callback
)

Post-frame callbacks cannot be unregistered. They are called exactly once.

This is a wrapper around WidgetsBinding.instance?.addPostFrameCallback, which is commonly used.

This mixin should be used instead as it is easier to read and understand.

Implementation

void atLast(VoidCallback callback) {
  WidgetsBinding.instance.addPostFrameCallback((_) => callback.call());
}