import type { EventArgs } from './args/index.js';
import type { EventSubscription, EventUnsubscription } from './types.js';
/**
 * Subscribable listener to certain events
 *
 * @export
 * @class Event
 * @template TSender
 * @template {EventArgs | void} [TArgs=void]
 * @since 1.0.0
 */
export declare class Event<TSender, TArgs extends EventArgs | void = void> {
    private _subscription;
    constructor(subscribe_: EventSubscription<TSender, TArgs>, unsubscribe_: EventUnsubscription, detachEventProxy_: (detachEvent_: () => void) => void);
    /**
     * subrcribe to event
     *
     * @readonly
     * @type {EventSubscription<TSender, TArgs>}
     * @memberof Event
     * @since 1.0.0
     */
    get subscribe(): EventSubscription<TSender, TArgs>;
    /**
     * unsubrcribe from event
     *
     * @readonly
     * @type {EventUnsubscription}
     * @memberof Event
     * @since 1.0.0
     */
    get unsubscribe(): EventUnsubscription;
    private validateDetached;
    private detach;
}