DragUpdateCallback typedef Null safety
Signature for when a Draggable is dragged across the screen.
Used by Draggable.onDragUpdate.
Implementation
typedef DragUpdateCallback = void Function(DragUpdateDetails details);
Signature for when a Draggable is dragged across the screen.
Used by Draggable.onDragUpdate.
typedef DragUpdateCallback = void Function(DragUpdateDetails details);