import { OnDestroy, OnInit, Renderer2 } from '@angular/core';
import { MatSelect } from '@angular/material/select';
import { AbstractScrollbarDirective } from './abstract.scrollbar.directive';
import * as i0 from "@angular/core";
export declare class ScrollBarSelectDirective extends AbstractScrollbarDirective implements OnInit, OnDestroy {
    private readonly element;
    private readonly renderer;
    private subscription;
    constructor(element: MatSelect, renderer: Renderer2);
    ngOnInit(): void;
    ngOnDestroy(): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<ScrollBarSelectDirective, never>;
    static ɵdir: i0.ɵɵDirectiveDeclaration<ScrollBarSelectDirective, "mat-select", never, {}, {}, never, never, false, never>;
}
