import React from 'react';
import { BaseKeyDetail, CancelableEventHandler, NonCancelableEventHandler } from '../../types/events';
export { BaseKeyDetail, BaseNavigationDetail, CancelableEventHandler, ClickDetail, NonCancelableCustomEvent, NonCancelableEventHandler } from '../../types/events';
export declare function createCustomEvent<T>({
  cancelable,
  detail
}: CustomEventInit<T>): CustomEvent<T>;
export declare function fireNonCancelableEvent<T = null>(handler: NonCancelableEventHandler<T> | undefined, detail?: T): void;
export declare function fireCancelableEvent<T>(handler: CancelableEventHandler<T> | undefined, detail: T, sourceEvent?: React.SyntheticEvent | Event): boolean;
export declare function fireKeyboardEvent(handler: CancelableEventHandler<BaseKeyDetail> | undefined, reactEvent: React.KeyboardEvent): boolean;
export declare function hasModifierKeys(event: React.MouseEvent | React.KeyboardEvent): boolean;
export declare function isPlainLeftClick(event: React.MouseEvent | React.KeyboardEvent): boolean;