import { VirtualElement } from '../usePopper';
export declare type OnClose = (event: KeyboardEvent | MouseEvent, source: 'esc' | 'click') => void;
export declare type CloseStrategy = 'pressdown' | 'pressup';
declare type RefHTMLElement = {
    readonly current: VirtualElement | HTMLElement | null;
};
export interface OverlayOptions {
    onClose?: OnClose;
    refs: RefHTMLElement[];
    closeStrategy: CloseStrategy;
}
export {};