import { Observable } from 'rxjs';
import * as i0 from "@angular/core";
export declare class SelectedElementService {
    private selectedElementSubject;
    private lastSelectedElement;
    getSelectedElement(): Observable<any | null>;
    setSelectedElement(value: any): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<SelectedElementService, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<SelectedElementService>;
}