/// <reference types="node" />
import { State, StateTransformers } from "./utils";
import { EventEmitter } from "events";
import { Widget } from "./Widget";
import { Plugin } from "./plugins/plugin";
export declare class StatefulWidget extends Widget {
    protected cachedState: State;
    protected plugins: Array<Plugin>;
    eventEmitter: EventEmitter;
    constructor(state: State, transformers?: StateTransformers);
    private _onMount;
    private connectedCallback;
    private runPlugins;
    readonly emitter: EventEmitter;
    readonly on: (event: string | symbol, listener: (...args: any[]) => void) => EventEmitter;
    readonly emit: (event: string | symbol, ...args: any[]) => boolean;
    peerComponent(component: StatefulWidget): void;
    cacheState(): any;
    setState(state: State): void;
    beforeRender(): void;
    afterRender(): void;
}