import * as React from 'react';
import { IInput } from '../../interfaces';
import { size, status } from './NumberInput.types';
interface NumberInputProps extends IInput {
    /**
     * Size of input
     * @default 'default'
     */
    inputSize?: size;
    /**
     * Explanation Text of input
     */
    helperText?: React.ReactNode;
    /**
     * Label of input
     */
    label?: React.ReactNode;
    /**
     * If true, - button is rendered left side, + button is rendered right side of component
     * @default false
     */
    mobile?: boolean;
    /**
     * If true, input will be disabled
     */
    loading?: boolean;
    /**
     * Validation statuses
     */
    status?: status;
    /**
     * When status is equal to error, shows this message
     */
    errorMessage?: React.ReactNode;
    /**
     * External ref object
     */
    inputRef?: React.Ref<any>;
    /**
     * Additional classes
     */
    className?: string;
}
interface NumberInputState {
    value?: number;
}
export declare class NumberInput extends React.PureComponent<NumberInputProps, NumberInputState> {
    private numberInput;
    private setNumberInputRef;
    static defaultProps: {
        inputSize: string;
        mobile: boolean;
    };
    constructor(props: NumberInputProps);
    setNativeValue: (element: any, value: any) => void;
    handleArrowClick: (evt: any, direction: any) => void;
    render(): JSX.Element;
}
export {};