import React from 'react';
import type { GridRowId } from '../../types';
import type { SubNavigationContextType } from './types';
import type { GridFocusArea } from '../../state';
export declare function useSubFocusHandler(columnId: string, area: GridFocusArea, rowId?: GridRowId, functionalIndexes?: number): {
    /**
     * function to register the amount of indexes (stops) in the renderer
     */
    registerIndexes: (indexes: number) => void;
    /**
     * total amount of indexes (stops) in the column
     */
    registeredIndexes: number;
    /**
     * keydown handler to be passed to the cell wrapping element
     */
    onKeyDown: React.KeyboardEventHandler<HTMLElement>;
    /**
     * current sub-focus index (including functional level indexes)
     */
    subFocus: number | "first" | "last";
    /**
     * if the renderer has called for taking care of the styling
     */
    rendererWantsToDisplayFocusStyles: boolean;
    /**
     * memoized value to be passed to the `SubNavigationContext` -provider
     */
    value: SubNavigationContextType;
};
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