import type { ActivityMode } from '../types';
import { EventEmitter } from 'eventemitter3';
declare class KeepAliveEvent extends EventEmitter<Events> {
    private static instance;
    private constructor();
    static getInstance(): KeepAliveEvent;
}
type Ev<T extends Events, EventName extends EventEmitter.EventNames<T> = EventEmitter.EventNames<T>> = {
    [key in EventName]?: EventEmitter.EventListener<Events, key>;
};
type Events = {
    activeChange: [
        {
            pathname: string;
            mode: ActivityMode;
            callback?: () => void;
        }
    ];
};
export declare function useEventListener(events?: {
    on?: Ev<Events>;
    once?: Ev<Events>;
}): {
    eventListener: KeepAliveEvent;
};
export {};