GestureTapUpCallback typedef Null safety
Signature for when a pointer that will trigger a tap has stopped contacting the screen.
The position at which the pointer stopped contacting the screen is available
- GestureDetector.onTapUp, which matches this signature.
- TapGestureRecognizer, which uses this signature in one of its callbacks.
typedef GestureTapUpCallback = void Function(TapUpDetails details);