import { $ } from '../../../../../Class/$';
import { Functional } from '../../../../../Class/Functional';
import { Done } from '../../../../../Class/Functional/Done';
import { System } from '../../../../../system';
import { EV } from '../../../../../types/interface/E';
import { V } from '../../../../../types/interface/V';
export interface I<T> {
    event: EV & V & $;
    opt: {};
}
export interface O<T> {
}
export default class PreventDefault<T> extends Functional<I<T>, O<T>> {
    constructor(system: System);
    f({ event, opt }: I<T>, done: Done<O<T>>): Promise<void>;
}
