import type { DataValueType, Sorting, SortQuery } from './DataTable.types';
/**
 * Compute the next sorting direction for a column.
 * - string: undefined → asc → desc → undefined
 * - number/date: undefined → 1 → -1 → undefined
 */
export declare const nextSortDirection: (prev: Sorting | undefined, type?: "string" | "number" | "date") => Sorting | undefined;
/**
 * Update the sort query object for a table column.
 * Toggles sort direction, removing key when reset.
 */
export declare const updateSortQuery: (sortQuery: SortQuery, name: string, type?: DataValueType) => SortQuery;
/** Options for {@link useRowSelection}. */
export interface UseRowSelectionOptions<T> {
    items: T[];
    getKey: (item: T, idx: number) => string | number;
    selectedRowKeys?: Array<string | number>;
    defaultSelectedRowKeys?: Array<string | number>;
    onSelectionChange?: (selectedRowKeys: Array<string | number>, selectedItems: T[]) => void;
    isRowSelectable?: (item: T) => boolean;
}
/**
 * Shared row-selection state/behaviour used by DataTable and VirtualizedDataTable.
 * Supports controlled (`selectedRowKeys`) and uncontrolled (`defaultSelectedRowKeys`) usage.
 */
export declare const useRowSelection: <T>({ items, getKey, selectedRowKeys, defaultSelectedRowKeys, onSelectionChange, isRowSelectable, }: UseRowSelectionOptions<T>) => {
    selectedKeys: (string | number)[];
    isSelected: (key: string | number) => boolean;
    toggleRow: (key: string | number) => void;
    toggleAll: () => void;
    allSelected: boolean;
    someSelected: boolean;
};