export declare type EventListenerSubscription = () => void;
/**
 * Adds an event listener (or more) to an element and returns a function to unsubscribe.
 * @param $target
 * @param type
 * @param listener
 * @param options
 * @param debounceMs
 */
export declare function addListener<E extends Event>($target: EventTarget, type: string[] | string, listener: (e: E) => void, options?: boolean | AddEventListenerOptions, debounceMs?: number): EventListenerSubscription;
/**
 * Removes the event listeners in the array.
 * @param listeners
 */
export declare function removeListeners(listeners: EventListenerSubscription[]): void;
/**
 * Stops an event from default behavior and propagating.
 * @param {Event} e
 */
export declare function stopEvent(e: Event): void;
/**
 * Invokes the callback when the user clicks outside the target.
 * @param $areas
 * @param listener
 */
export declare function addClickAwayListener($areas: EventTarget[], listener: (e?: Event) => void): EventListenerSubscription;