export type SavedFocus = {
    activeElement: HTMLElement | null;
    start?: number | null;
    end?: number | null;
};
export declare function deselectScripts(doc: Document): void;
export declare function swapRootAttributes(doc: Document): void;
export declare function swapHeadElements(doc: Document): void;
export declare function swapBodyElement(newElement: Element, oldElement: Element): void;
export declare const saveFocus: () => (() => void);
export declare const restoreFocus: ({ activeElement, start, end }: SavedFocus) => void;
export declare const swapFunctions: {
    deselectScripts: typeof deselectScripts;
    swapRootAttributes: typeof swapRootAttributes;
    swapHeadElements: typeof swapHeadElements;
    swapBodyElement: typeof swapBodyElement;
    saveFocus: () => (() => void);
};
export declare const swap: (doc: Document) => void;