import type { RefObject } from '@mui/x-internals/types';
import { type GridStateInitializer } from '@mui/x-data-grid-pro/internals';
import type { GridPrivateApiPremium } from "../../../models/gridApiPremium.js";
import type { DataGridPremiumProcessedProps } from "../../../models/dataGridPremiumProps.js";
export declare const rowGroupingStateInitializer: GridStateInitializer<Pick<DataGridPremiumProcessedProps, 'rowGroupingModel' | 'initialState'>>;
/**
 * @requires useGridColumns (state, method) - can be after, async only
 * @requires useGridRows (state, method) - can be after, async only
 * @requires useGridParamsApi (method) - can be after, async only
 */
export declare const useGridRowGrouping: (apiRef: RefObject<GridPrivateApiPremium>, props: Pick<DataGridPremiumProcessedProps, "initialState" | "rowGroupingModel" | "onRowGroupingModelChange" | "isGroupExpandedByDefault" | "rowGroupingColumnMode" | "disableRowGrouping" | "slotProps" | "slots" | "dataSource" | "treeData" | "isValidRowReorder">) => void;