import { ElementRef, EventEmitter } from '@angular/core';
import { MessageService } from 'primeng/api';
import * as i0 from "@angular/core";
export declare class FileUploadComponent {
    private readonly messageService;
    file: File | undefined;
    readonly ALLOWED_FILE_TYPES: string[];
    fileInput: ElementRef<HTMLInputElement>;
    filesChanged: EventEmitter<File>;
    constructor(messageService: MessageService);
    onFileSelected(event: Event): void;
    onFileCheck(input: HTMLInputElement): void;
    onDragOver(event: DragEvent): void;
    onDrop(event: DragEvent): void;
    onRemoveFile(): void;
    show(message: string): void;
    triggerFileInput(): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<FileUploadComponent, never>;
    static ɵcmp: i0.ɵɵComponentDeclaration<FileUploadComponent, "acf-file-upload", never, {}, { "filesChanged": "filesChanged"; }, never, never, false, never>;
}