/**-----------------------------------------------------------------------------------------
* Copyright © 2025 Progress Software Corporation. All rights reserved.
* Licensed under commercial license. See LICENSE.md in the project root for more information
*-------------------------------------------------------------------------------------------*/
import { ColumnComponent } from '../../columns/column.component';
import { ColumnBase } from "../../columns/column-base";
import * as i0 from "@angular/core";
/**
 * @hidden
 */
export declare class ColGroupComponent {
    columns: Array<ColumnComponent>;
    get columnsToRender(): Array<ColumnBase>;
    trackBy(index: number, _item: any): any;
    static ɵfac: i0.ɵɵFactoryDeclaration<ColGroupComponent, never>;
    static ɵcmp: i0.ɵɵComponentDeclaration<ColGroupComponent, "[kendoTreeListColGroup]", never, { "columns": { "alias": "columns"; "required": false; }; }, {}, never, never, true, never>;
}