import { Observable } from 'rxjs';
import { ExtractActions, KngxNavbarLayer, KngxNavbarLayerEvent } from '../interfaces';
/**
 * Helper-object to manage navbar layers
 */
export declare class KngxNavbarLayerInstance<T extends KngxNavbarLayer> {
    readonly layer: T;
    private readonly _eventsStream$;
    readonly release: () => void;
    constructor(layer: T, _eventsStream$: Observable<KngxNavbarLayerEvent<T>>, release: () => void);
    private readonly destroy$;
    private readonly events$;
    readonly buttonClicked: Observable<void>;
    readonly actionClicked: Observable<ExtractActions<T>>;
}