import { CustomElementBase } from '@ne1410s/cust-elems';
export declare class NeMenu extends CustomElementBase {
    private static readonly Css;
    private static readonly Html;
    private static readonly CHAR_REF_REGEX;
    private readonly top;
    private _connected;
    constructor();
    connectedCallback(): void;
    /** Opens the menu.  */
    open(): void;
    /** Closes the menu. */
    close(): void;
    /** Reloads active contents based on client dom. */
    reload(): void;
    private onParentContext;
    private walk;
}