/**
 * Marks external control surfaces where editor or renderer block controls must be hidden. This
 * prevents controls such as Remix and comment buttons from appearing underneath Rovo or the object
 * sidebar while those controls are being used.
 */
export declare const blockControlsSuppressionProps: {
    readonly 'data-block-controls-suppression': 'true';
};
export declare const isBlockControlsSuppressionTarget: (target: EventTarget | null) => boolean;