import { ColumnApi } from '@ag-grid-community/core';
export declare type GridSortModelItem = {
    colId: string;
    sort: 'asc' | 'desc';
};
/**
 * Returns the active sort model using the Column State API introduced as the
 * replacement for GridApi#getSortModel in AG Grid 24 and required in AG Grid 27.
 */
export declare function getSortModel(columnApi: ColumnApi): GridSortModelItem[];
/**
 * Applies the complete sort model and clears sorting from columns omitted from
 * the model, matching the behavior of the removed GridApi#setSortModel method.
 */
export declare function applySortModel(columnApi: ColumnApi, sortModel?: GridSortModelItem[]): boolean;