import * as i0 from "@angular/core";
export declare class UtilService {
    private parentUtilService;
    constructor(parentUtilService: any);
    sendBI(state: boolean): void;
    showInfo(message: string): void;
    showSuccess(message: string): void;
    showError(message: string): void;
    openFullRouteInNewWindow(url: string): void;
    /**
     * Persist a page's saved config via the host app (which stamps ownership and
     * talks to the backend). Resolves the saved record, or null when the host
     * doesn't implement persistence.
     */
    saveUserPageConfig(option: any): Promise<any | null>;
    /** Load a page's saved config via the host app, or null when unsupported. */
    getUserPageConfig(ui: string): Promise<any | null>;
    static ɵfac: i0.ɵɵFactoryDeclaration<UtilService, [{ optional: true; }]>;
    static ɵprov: i0.ɵɵInjectableDeclaration<UtilService>;
}