import { App, ComputedRef, MaybeRef } from 'vue';
export declare const PROVIDED_HOVER_DELAY = "___vxp-provided-hover-delay";
export declare const globalDelay: ComputedRef<number>;
/**
 * Provide a hover delay config for under components.
 *
 * @param sourceDelay hover delay config
 * @param app the app of Vue, will use app.provide if specify
 */
export declare function configHoverDelay(sourceDelay: MaybeRef<number>, app?: App): void;
export declare function useHoverDelay(): ComputedRef<number>;