type FocusTarget = 'collapse' | 'expand';
/**
 * Collapsing the sidebar unmounts the collapse button and mounts the expand
 * button (and back), which would drop focus to the body. Records which button
 * the next commit should focus, and focuses it as it mounts.
 *
 * @internal
 */
export declare function useButtonFocusHandover(): {
    setTarget: (target: FocusTarget) => void;
    collapseButtonRef: (node: HTMLButtonElement | null) => void;
    expandButtonRef: (node: HTMLButtonElement | null) => void;
};
export {};
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