/// <reference types="node" />
import { EventEmitter } from 'events';
interface StoreState {
    index: null | number;
    key: null | string;
}
export declare class TabsStore extends EventEmitter {
    private state;
    constructor(index: null | number, key: null | string);
    getState(): StoreState;
    get index(): null | number;
    get key(): null | string;
    select(state: StoreState): void;
}
export {};