import { ElementRef, EventEmitter, OnInit } from '@angular/core';
import { RcFormControlAbstract } from '../rc-form-control-abstract/rc-form-control-abstract';
import { Observable } from 'rxjs';
export declare class RcFileInputComponent extends RcFormControlAbstract implements OnInit {
    fileInput: ElementRef;
    maxlength: number;
    label: string;
    description: string;
    multiple: boolean;
    /**
     * max file size in MB
     */
    maxSize: number;
    fileTypes: string[];
    accept: string;
    onFileChange: EventEmitter<any>;
    onFileValidationError: EventEmitter<any>;
    openFileInput(): void;
    handleFileInput(files: any): void;
    protected handleValidationError(file: any): void;
    protected readFile(fileToRead: File): Observable<any>;
}