export declare const useFolderTreeDroppable: (target: {
    id: number;
    name: string;
} | {
    id: null;
    name: string;
}) => {
    droppable: {
        active: import("@dnd-kit/core").Active | null;
        rect: import("react").MutableRefObject<import("@dnd-kit/core").ClientRect | null>;
        isOver: boolean;
        node: import("react").MutableRefObject<HTMLElement | null>;
        over: import("@dnd-kit/core").Over | null;
        setNodeRef: (element: HTMLElement | null) => void;
    };
    isOver: boolean;
    showValidDropHighlight: boolean;
    showInvalidDropCursor: boolean;
};