import React from 'react';
import { DropdownProps, InputProps } from 'reactstrap';
declare type Direction = 'up' | 'down';
declare type Option<T> = {
    label: string;
    value: T;
    disabled?: boolean;
};
declare type OptionGroup<T> = {
    label: string;
    options: Option<T>[];
};
interface ComboboxProps<T> extends Omit<InputProps, 'onChange'> {
    options: Option<T>[] | OptionGroup<T>[];
    direction?: Direction;
    dropdownProps?: DropdownProps;
    noResultsLabel?: string;
    onChange?: (value?: T | T[]) => void;
    onCreate?: (str: string) => T;
    isValidNewOption?: (label: string) => boolean;
    filterOptions?: (options: Option<T>[], value: string) => Option<T>[];
    renderOption?: (option: Option<T>) => React.ReactNode;
    menuMaxHeight?: string;
    multi?: boolean;
    portalEl?: HTMLElement;
}
declare function Combobox<T>({ className, direction, disabled, dropdownProps, inputClassName, options: optionsProp, placeholder, value, menuMaxHeight, multi, noResultsLabel, portalEl, onChange, onCreate, isValidNewOption, filterOptions, renderOption, ...props }: ComboboxProps<T>): JSX.Element;
declare namespace Combobox {
    var displayName: string;
    var defaultProps: {
        noResultsLabel: string;
        onChange: () => void;
        filterOptions: (o: Option<any>[], v: any) => Option<any>[];
        isValidNewOption: () => boolean;
        renderOption: (option: Option<any>) => string;
    };
}
export default Combobox;