import type { TreeviewItemProps } from "@design-system-rte/core/components/treeview/treeview-item.interface";
import * as i0 from "@angular/core";
export declare class TreeviewCheckService {
    readonly checkedIds: import("@angular/core").WritableSignal<Set<string>>;
    private readonly rootItems;
    setRootItems(items: TreeviewItemProps[]): void;
    toggleChecked(node: TreeviewItemProps, rootItemsOverride?: TreeviewItemProps[]): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<TreeviewCheckService, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<TreeviewCheckService>;
}