import * as React from 'react';
import type { DatepickerProps, InputRole } from './types';
import DateHelpers from './utils/date-helpers';
import type { Locale } from '../locale';
import type { ChangeEvent } from 'react';
export declare const DEFAULT_DATE_FORMAT = "yyyy/MM/dd";
type DatepickerState = {
    calendarFocused: boolean;
    isOpen: boolean;
    selectedInput: InputRole | undefined | null;
    isPseudoFocused: boolean;
    lastActiveElm: HTMLElement | undefined | null;
    inputValue?: string;
    ariaDescribedby: string | null;
};
export default class Datepicker<T = Date> extends React.Component<DatepickerProps<T>, DatepickerState> {
    static defaultProps: {
        'aria-describedby': any;
        value: any;
        formatString: string;
        adapter: import("./utils/types").DateIOAdapter<Date>;
    };
    calendar: HTMLElement | undefined | null;
    dateHelpers: DateHelpers<T>;
    constructor(props: DatepickerProps<T>);
    componentDidMount(): void;
    handleChange: (a: T | undefined | null | Array<T | undefined | null>) => void;
    onCalendarSelect: (a: {
        readonly date: T | undefined | null | Array<T | undefined | null>;
    }) => void;
    getNullDatePlaceholder(formatString: string): string;
    formatDate(date: T | undefined | null | Array<T | undefined | null>, formatString: string): string;
    formatDisplayValue: (a: T | undefined | null | Array<T | undefined | null>) => string;
    open: (inputRole?: InputRole) => void;
    close: () => void;
    handleEsc: () => void;
    handleInputBlur: () => void;
    getMask: () => string;
    handleInputChange: (event: ChangeEvent<HTMLInputElement>, inputRole?: InputRole) => void;
    handleKeyDown: (event: KeyboardEvent) => void;
    focusCalendar: () => void;
    normalizeDashes: (inputValue: string) => string;
    generateAriaDescribedByIds: () => string;
    isComposedRangePicker: () => boolean;
    hasLockedBehavior: () => boolean;
    componentDidUpdate(prevProps: DatepickerProps<T>): void;
    getPlaceholder: () => string;
    renderInputComponent(locale: Locale, inputRole?: InputRole): React.JSX.Element;
    render(): React.JSX.Element;
}
export {};