import { TypeCreateElement } from '../adapt';
import { TypeTreeItemState } from '../tree-types';
export default function useTreeItem(state: TypeTreeItemState): {
    hasLazyLoadHolder: import("@vue/composition-api").ComputedRef<boolean>;
    tRowHeight: import("@vue/composition-api").ComputedRef<number>;
    renderItemNode: (h: TypeCreateElement) => JSX.Element;
};