import { HTMLAttributes, RefObject } from 'react';
interface OverlayProps {
    /** Whether the overlay is currently open. */
    isOpen?: boolean;
    /** Handler that is called when the overlay should close. */
    onClose?: () => void;
    /**
     * Whether to close the overlay when the user interacts outside it.
     * @default false
     */
    isDismissable?: boolean;
    /** Whether the overlay should close when focus is lost or moves outside it. */
    shouldCloseOnBlur?: boolean;
    /**
     * Whether pressing the escape key to close the overlay should be disabled.
     * @default false
     */
    isKeyboardDismissDisabled?: boolean;
    /**
     * When user interacts with the argument element outside of the overlay ref,
     * return true if onClose should be called.  This gives you a chance to filter
     * out interaction with elements that should not dismiss the overlay.
     * By default, onClose will always be called on interaction outside the overlay ref.
     */
    shouldCloseOnInteractOutside?: (element: HTMLElement) => boolean;
}
interface OverlayAria {
    /** Props to apply to the overlay container element. */
    overlayProps: HTMLAttributes<HTMLElement>;
    /** Props to apply to the underlay element, if any. */
    underlayProps: HTMLAttributes<HTMLElement>;
}
/**
 * Provides the behavior for overlays such as dialogs, popovers, and menus.
 * Hides the overlay when the user interacts outside it, when the Escape key is pressed,
 * or optionally, on blur. Only the top-most overlay will close at once.
 */
export declare function useOverlay(props: OverlayProps, ref: RefObject<HTMLElement>): OverlayAria;
export {};