import type { Tab } from '../types';
/**
 * Composable for generic handling of tabbed views.
 */
export declare const useSandboxTabs: <T = undefined>() => {
    close: (id: string) => void;
    /**
     * Computed ref containing the currently focused tab.
     */
    current: import("vue").ComputedRef<Tab<T> | undefined>;
    findTab: (id: string) => Tab<T> | undefined;
    findTabIndex: (id: string) => number;
    open: (id: string, label?: string, context?: T | undefined) => void;
    /**
     * List of tabs.
     */
    tabs: import("vue").ComputedRef<Tab<T>[]>;
    updateContext: (id: string, setter: (ctx: T) => T) => void;
};