import { ElementRef, OnInit, QueryList } from '@angular/core';
import * as i0 from "@angular/core";
export declare class PreviewMatrixDropdownComponent implements OnInit {
    question: any;
    questionIndex: number;
    isQuickSettings: boolean;
    panel: QueryList<ElementRef>;
    constructor();
    ngOnInit(): void;
    scrollHandler(event: any): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<PreviewMatrixDropdownComponent, never>;
    static ɵcmp: i0.ɵɵComponentDeclaration<PreviewMatrixDropdownComponent, "app-preview-matrix-dropdown", never, { "question": { "alias": "question"; "required": false; }; "questionIndex": { "alias": "questionIndex"; "required": false; }; }, {}, never, never, false, never>;
}