import { ObservableCollection$1 } from "igniteui-webcomponents-core";
import { GridFilterDialogViewModelGrouping } from "./GridFilterDialogViewModelGrouping";
import { Type } from "igniteui-webcomponents-core";
/**
 * @hidden
 */
export declare class GridFilterDialogViewModelGroupingLevel extends ObservableCollection$1<GridFilterDialogViewModelGrouping> {
    static $t: Type;
    constructor();
}