import { IgrBaseEventArgsDetail } from "./igr-base-event-args-detail";
import { GroupingDoneEventArgsDetail as GroupingDoneEventArgsDetail_internal } from "./GroupingDoneEventArgsDetail";
import { IgrSortingExpression } from "./igr-sorting-expression";
import { IgrColumn } from "./igr-column";
export declare class IgrGroupingDoneEventArgsDetail extends IgrBaseEventArgsDetail {
    protected createImplementation(): GroupingDoneEventArgsDetail_internal;
    /**
                                 * @hidden
                                 */
    get i(): GroupingDoneEventArgsDetail_internal;
    constructor();
    get expressions(): IgrSortingExpression[];
    set expressions(v: IgrSortingExpression[]);
    get groupedColumns(): IgrColumn[];
    set groupedColumns(v: IgrColumn[]);
    get ungroupedColumns(): IgrColumn[];
    set ungroupedColumns(v: IgrColumn[]);
}