export declare type Message = {
    type: string;
    data: any;
};
export declare type ClientWSHandler = (data: any) => (Message | void);
export declare const ReqType: {
    INIT: string;
    NEW_FIELD: string;
    PLAY: string;
    PLAYING: string;
    DONE_PLAYING: string;
    VALUE_UPDATE: string;
};
export interface Folder {
    obj: any;
    gui: any;
}
export declare class Client {
    ws: any;
    wsHandlers: Map<string, ClientWSHandler>;
    folders: Map<string, Folder>;
    constructor(port: number);
    sendWS(msg: Message): void;
    addWsHandler(type: string, handler: ClientWSHandler): void;
    addChangeListener(el: any, folderName: any, fieldName: any): void;
    cleanup(): void;
}