import * as React from "react";
/**
 * The duration unit types.
 */
export type DurationUnitType = "day" | "hour" | "minute" | "second" | "millisecond";
/**
 * The DurationControlUnitInput component props.
 */
export type DurationControlUnitInputProps = {
    /** The unit type. */
    type: DurationUnitType;
    /** The character length of the unit input. */
    characterLength: number | undefined;
    /** The unit value. */
    value: number | null;
    /** The 'onChange' handler. */
    onChange: (value: number | null) => void;
    /** The 'onUpArrowKeyPress' handler. */
    onUpArrowKeyPress: () => void;
    /** The 'onDownArrowKeyPress' handler. */
    onDownArrowKeyPress: () => void;
    /** The 'onFocus' handler. */
    onFocus: () => void;
    /** The 'onBlur' handler. */
    onBlur: () => void;
    /** A flag indicating whether the unit input is disabled. */
    disabled: boolean | undefined;
};
/**
 * The DurationControlUnitInput component.
 */
export declare const DurationControlUnitInput: React.FunctionComponent<DurationControlUnitInputProps>;