/**
 * Class {@link DOMUtil} encapsulates utility functions to manipulate the DOM.
 */
export default abstract class DOMUtil {
    /**
     * Observes dom change by calling relevant callback to notify.
     * @param selector
     * @param domAddedCallback
     * @param domRemovedCallback
     */
    static domObserver(selector: string, domAddedCallback: any, domRemovedCallback: any): void;
    /**
     * Creates a MutationObserver that calls the provided callbacks when the
     * observed element is added or removed from the DOM.
     *
     * @param domAddedCallback - Callback to call when the element is added to the DOM.
     * The callback will receive an array of added nodes as an argument.
     * @param domRemovedCallback - Callback to call when the element is removed from the DOM.
     * The callback will receive an array of removed nodes as an argument.
     */
    static domObserverEvent(domAddedCallback: any, domRemovedCallback: any): MutationObserver;
    /**
     * Sanitizes the given HTML content by parsing it and extracting the inner HTML from the document's body.
     *
     * This method attempts to parse the provided HTML string using the DOMParser. If the parsing is successful,
     * it returns the inner HTML of the parsed document's body. In case of an error during parsing, the error is
     * logged and a default empty string is returned.
     *
     * @param html - The HTML string to be sanitized and parsed.
     * @returns The sanitized HTML content as a string, or a default empty string if an error occurs.
     */
    static sanitizeHtmlContent(html: any): string;
}