import * as React from 'react';
export declare function useCollapsiblePanel(parameters: useCollapsiblePanel.Parameters): useCollapsiblePanel.ReturnValue;
export declare namespace useCollapsiblePanel {
    interface Parameters {
        /**
         * Allows the browser’s built-in page search to find and expand the panel contents.
         *
         * Overrides the `keepMounted` prop and uses `hidden="until-found"`
         * to hide the element without removing it from the DOM.
         */
        hiddenUntilFound: boolean;
        panelId: React.HTMLAttributes<Element>['id'];
        /**
         * Whether to keep the element in the DOM while the panel is closed.
         * This prop is ignored when `hiddenUntilFound` is used.
         */
        keepMounted: boolean;
        mounted: boolean;
        /**
         * Whether the collapsible panel is currently open.
         */
        open: boolean;
        ref: React.Ref<HTMLElement>;
        setPanelId: (id: string | undefined) => void;
        setOpen: (nextOpen: boolean) => void;
        setMounted: (nextMounted: boolean) => void;
    }
    interface ReturnValue {
        getRootProps: (externalProps?: React.ComponentPropsWithRef<'button'>) => React.ComponentPropsWithRef<'button'>;
        height: number;
        width: number;
        /**
         * The open state of the panel, that accounts for animation/transition status.
         */
        isOpen: boolean;
    }
}