import { HTMLAttributes, ReactNode, SyntheticEvent } from "react";
import { FilesValidator } from "./validators";
import "./FileDropZone.css";
export declare type FilesAcceptedEventHandler = (files: ReadonlyArray<File>, event: SyntheticEvent) => void;
export declare type FilesRejectedEventHandler<ErrorType = string> = (errors: ReadonlyArray<ErrorType>, event: SyntheticEvent) => void;
/**
 * Removed deprecated props
 *
 * - onDrop
 * - onFileTypeError
 * - showUploadButton
 */
export interface FileDropZoneProps extends HTMLAttributes<HTMLDivElement> {
    /**
     * `accept` attribute for HTML <input>.
     *
     * A comma separated list of file types the user can pick from the file input dialog box.
     */
    accept?: string;
    /**
     * The text content of the drop area component.
     */
    children?: ReactNode;
    /**
     * Additional usage information.
     */
    description?: string;
    /**
     * If `true`, the file drop zone will be disabled.
     */
    disabled?: boolean;
    /**
     * This prop is used to help implement the accessibility logic.
     * If you don't provide this prop. It falls back to a randomly generated id.
     */
    id?: string;
    /**
     * Callback on successful file drop or selection.
     */
    onFilesAccepted?: FilesAcceptedEventHandler;
    /**
     * @see `validate` prop
     * Callback on drop or input in case of an error. A list of errors will be provided as input.
     */
    onFilesRejected?: FilesRejectedEventHandler;
    /**
     * A list of custom validation functions. Every function is provided with the entire file list as input
     * thus can perform validations on all files. Each function needs to return one or more errors in case of
     * a failed validation, or `undefined` in case of a successful one.
     *
     * All errors are collected in the end and returned as an array to `onFilesRejected`.
     */
    validate?: ReadonlyArray<FilesValidator<any>>;
}
export declare const FileDropZone: import("react").ForwardRefExoticComponent<FileDropZoneProps & import("react").RefAttributes<HTMLDivElement>>;