import { type KeyboardEvent } from 'react';
/** Returns the element a portalled panel belongs after in reading order. */
export type TabExitAnchor = (content: HTMLElement) => HTMLElement | null | undefined;
export interface TabExitOptions {
    /** A popover's trigger or anchor. Without it, Tab leaves in DOM order. */
    getAnchor?: TabExitAnchor;
    /** Radix keeps a popover open when focus lands on its own trigger, so
     *  Shift+Tab back onto the trigger calls this to close it. */
    onReturnToTrigger?: () => void;
}
/** The Radix Popover trigger whose `aria-controls` names this content. */
export declare function findPopoverTrigger(content: HTMLElement): HTMLElement | null;
/**
 * Lets Tab leave non-modal Dialog or Popover content (modal keeps its trap).
 * With `getAnchor`, Tab leaves to just after the anchor and Shift+Tab returns
 * to it. Returns a handler for the content's `onKeyDown`, after the consumer's.
 */
export declare function useNonModalTabExit(enabled: boolean, { getAnchor, onReturnToTrigger }?: TabExitOptions): (event: KeyboardEvent<HTMLElement>) => void;
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