/**
 *
 * Agora Real Time Engagement
 * Created by Liu Loulou in 2022-06.
 * Copyright (c) 2022 Agora IO. All rights reserved.
 *
 */
import { Cmd } from '../msg/cmd/cmd';
import { RTE } from '../rte/rte';
import { Extension } from './extension';
export declare abstract class UiBaseExtension extends Extension {
    constructor(name: string, resourceFolder: string, defaultResource: string);
    onStart(rte: RTE): Promise<void>;
    onCmd(rte: RTE, cmd: Cmd): Promise<void>;
    private _resourceFolder;
    get resourceFolder(): string;
    set resourceFolder(v: string);
    protected defaultResource: string;
    protected widgetProps: Record<string, unknown>;
}