export declare const NO_ROW = -1;
export declare const SELECT_ALL_ROW = -2;
export declare const ADD_NEW_ROW = -3;
export type RowLayout = {
    optionCount: number;
    hasSelectAll: boolean;
    hasAddNew: boolean;
};
export declare const navRows: ({ optionCount, hasSelectAll, hasAddNew }: RowLayout) => number[];
export declare const hasRow: (row: number, { optionCount, hasSelectAll, hasAddNew }: RowLayout) => boolean;
export declare const stepRow: (layout: RowLayout, current: number, delta: number) => number;
export declare const firstRow: ({ optionCount, hasSelectAll, hasAddNew }: RowLayout) => number;
export declare const lastRow: ({ optionCount, hasSelectAll, hasAddNew }: RowLayout) => number;