export declare class KeyboardManager {
    private escapeCallback;
    private elements;
    private handleClickBehaviorDispatchEvent;
    private handleEscapeBehaviorDispatchEvent;
    addElement: (el: HTMLElement, name?: string) => void;
    removeElement: (name?: string) => void;
    attachClickBehavior: (name?: string) => void;
    detachClickBehavior: (name?: string) => void;
    attachEscapeBehavior: (callback: () => void) => void;
    detachEscapeBehavior: () => void;
}