import React from "react";
export interface ToolbarSelectValue {
    label: string;
    value: any;
}
export interface ToolbarSelectOptions {
    ref: React.Ref<any>;
    options: ToolbarSelectValue[];
    selectedOption?: ToolbarSelectValue;
    labels?: {
        active?: string;
        single?: string;
        plural?: string;
    };
    sortBy?: string | string[];
    groupBy?: string | string[];
    open?: boolean;
    filter?: boolean | string;
    onFilter?: (filter: string) => void;
    onSelect?: (value: any) => void;
    icons?: (value: any) => React.ReactNode | React.ReactNode[];
}
export declare function ToolbarSelect({ ref, options, selectedOption, labels, sortBy, groupBy, open, filter, onFilter, onSelect, icons }: ToolbarSelectOptions): JSX.Element;
export declare const getGroupCode: (option: ToolbarSelectValue, groupBy: string | string[]) => string | undefined;
export declare const groupOptions: (options: ToolbarSelectValue[], groupBy: string | string[]) => Record<string, ToolbarSelectValue[]>;