Function setDragging

packages/react-aria/src/dnd/useDrag.ts:120–123

(element: Element | null)

  let isDraggingRef = useRef<Element | null>(null);
  let [isDragging, setDraggingState] = useState(false);
  let setDragging = (element: Element | null) => {
    isDraggingRef.current = element;
    setDraggingState(!!element);
  };
  let {addGlobalListener, removeAllGlobalListeners} = useGlobalListeners();
  let modalityOnPointerDown = useRef<string>(null);