import { Action } from '../action/action';
import { Notification } from './notification';
/**
 * An object containing properties for notification events
 */
export declare class NotificationEvent {
    /**
     * Configuration properties for notification actions
     */
    action?: Action;
    /**
     * Configuration properties for a notification message
     */
    notification: Notification;
    /**
     * Flag indicating user is actively viewing notification
     */
    isViewing?: boolean;
}