import { PureComponent, ReactNode } from 'react';
import { PickDefaultProps } from '../utils-typescript';
import { IconProps } from '../Icon/icon';
interface ShallowDropDownHeaderTheme {
    readonly 'dropDown__btn': string;
    readonly 'dropDown__btnLabel': string;
    readonly 'dropDown__btn--withChevron': string;
    readonly 'dropDown__chevron': string;
}
export interface ShallowDropDownHeaderProps {
    /**
     * An optional `id` to attach to the wrapper.
     */
    readonly id?: string;
    /**
     * An optional `className` to attach to the wrapper.
     */
    readonly className?: string;
    /**
     * Icon to use if the dropdown is opened
     */
    readonly iconIsOpen: string;
    /**
     * Icon to use if the dropdown is opened
     */
    readonly iconIsClosed: string;
    /**
     * These props control the visual state of the contents, and are passed
     * from the outside via the `ContextDropDownHeader` component.
     */
    readonly isOpen: boolean;
    readonly showDropDownToggle?: boolean;
    /**
     * If TRUE, will keep the focussed state of the element when re-drawing.
     * Must be set to FALSE when connected components want to manage the focus state themselves (e.g.
     * when this component is used to build a select box)
     */
    readonly shouldKeepFocusState?: boolean;
    /**
     * Disable the onclick handler if disabled
     */
    readonly disabled?: boolean;
    /**
     * An interal prop for testing purposes, do not set this prop manually.
     */
    readonly _refHandler?: (isFocused: boolean) => (node: any) => void;
    readonly toggleDropDown: () => void;
    /**
     * A object wich will be spreaded on the icon component
     */
    readonly iconRest?: Partial<IconProps>;
    /**
     * The contents to be rendered within the header.
     */
    readonly children?: ReactNode;
    /**
     * An optional css theme to be injected.
     */
    readonly theme?: ShallowDropDownHeaderTheme;
}
declare type DefaultProps = PickDefaultProps<ShallowDropDownHeaderProps, '_refHandler' | 'showDropDownToggle' | 'shouldKeepFocusState' | 'iconIsOpen' | 'iconIsClosed'>;
export declare const defaultProps: DefaultProps;
declare class ShallowDropDownHeader extends PureComponent<ShallowDropDownHeaderProps> {
    static readonly defaultProps: Readonly<Required<Pick<ShallowDropDownHeaderProps, "_refHandler" | "showDropDownToggle" | "shouldKeepFocusState" | "iconIsOpen" | "iconIsClosed">>>;
    render(): JSX.Element;
    private readonly handleReferenceHandler;
}
export default ShallowDropDownHeader;