import * as i0 from "@angular/core";
export declare class TfNgToggleDrawerService {
    private toggleAnnouncedSource;
    private toggleConfirmedSource;
    toggleAnnounced$: import("rxjs").Observable<boolean>;
    toggleConfirmed$: import("rxjs").Observable<boolean>;
    announceToggle(toggle: boolean): void;
    confirmToggle(toggleState: boolean): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<TfNgToggleDrawerService, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<TfNgToggleDrawerService>;
}