import { ElementRef, QueryList } from '@angular/core';
import { ProjectExtensionType, LoadProjectService } from '../load-project/load-project.service';
import { MatSnackBar } from '@angular/material/snack-bar';
export declare class ReadNewFileService {
    loadProjectService: LoadProjectService;
    snackBar: MatSnackBar;
    constructor(loadProjectService: LoadProjectService, snackBar: MatSnackBar);
    /**
    * Determines whether the file extension of the file uploaded is the same as the intended extension
    * @param selectedExtension selected file extension
    * @param fileExtension the uploaded file's extension
    * @returns true if valid file extension
    */
    isValidFileExtension(selectedExtensionOnButton: ProjectExtensionType, fileExtensionFromFile: ProjectExtensionType): boolean;
    load(event: any, selectedExtension: ProjectExtensionType, fileInputTags: QueryList<ElementRef>): void;
}