declare const useDropOnRef: (ref: React.RefObject) => { useInternalOnDrop: (callbackId: string, callbackHandler: (event: DragEvent) => void) => void; useInternalOnDrag: (callbackId: string, callbackHandler: (event: DragEvent) => void) => void; useInternalOnDragEnter: (callbackId: string, callbackHandler: (event: DragEvent) => void) => void; useInternalOnDragLeave: (callbackId: string, callbackHandler: (event: DragEvent) => void) => void; useInternalOnDragStart: (callbackId: string, callbackHandler: (event: DragEvent) => void) => void; useInternalOnDragEnd: (callbackId: string, callbackHandler: (event: DragEvent) => void) => void; useInternalOnDragOver: (callbackId: string, callbackHandler: (event: DragEvent) => void) => void; }; export default useDropOnRef;