import { NonCancelableEventHandler } from "../../types/events";
export type { ClickDetail, NonCancelableCustomEvent, NonCancelableEventHandler } from "../../types/events";
export type CancelableEventHandler<Detail = object> = (event: CustomEvent<Detail>) => void;
export declare class CustomEventStub<T> {
    cancelable: boolean;
    detail: T | null;
    defaultPrevented: boolean;
    cancelBubble: boolean;
    constructor(cancelable?: boolean, detail?: T | null);
    preventDefault(): void;
    stopPropagation(): void;
}
export declare function createCustomEvent<T>({ cancelable, detail }: CustomEventInit<T>): CustomEvent<T>;
export declare function fireCancelableEvent<T>(handler: CancelableEventHandler<T> | undefined, detail: T, sourceEvent?: React.SyntheticEvent | Event): boolean;
export declare function fireNonCancelableEvent<T = null>(handler: NonCancelableEventHandler<T> | undefined, detail?: T): void;