/// <reference types="react" />
type MouseEventType = 'click' | 'dblclick' | 'mouseup' | 'mousedown' | 'contextmenu';
/**
 *  useOutsideClick hook
 * Checks if a click happened outside a Ref. Handy for dropdowns, modals and popups etc.
 *
 * @param ref Ref whose outside click needs to be listened to
 * @param handler Callback to fire on outside click
 * @param options `when` - A boolean which activates the hook only when it is true. Useful for conditionally enable the outside click.
 *  `eventType` - type of event that trigger handler
 *  `useCapture` - A boolean value indicating whether events of this type will be dispatched to the registered listener before being dispatched to any EventTarget beneath it in the DOM tree. @see https://developer.mozilla.org/en-US/docs/Web/API/EventTarget/addEventListener#:~:text=with%20the%20listener.-,useCapture,-Optional
 */
export declare const useOutsideClick: <T extends HTMLElement>(ref: import("react").RefObject<T>, handler: (e: MouseEvent) => void, options?: {
    when?: boolean;
    eventType: MouseEventType;
    useCapture?: boolean;
}) => void;
export {};