import Field from './Field';
import { FieldModel } from './types/index';
import DataValue from './data/DataValue';
declare class FileUpload extends Field implements FieldModel {
    protected _getDefaults(): {
        accept: string[];
        maxFileSize: string;
        readOnly: boolean;
        enabled: boolean;
        visible: boolean;
        label: {
            visible: boolean;
            richText: boolean;
        };
        required: boolean;
        type: string | undefined;
    };
    protected _getFallbackType(): string | undefined;
    get maxFileSize(): number;
    get accept(): string[] | undefined;
    protected _applyUpdates(propNames: string[], updates: any): any;
    protected getInternalType(): "file" | "file[]";
    protected getDataNodeValue(typedValue: any): any;
    serialize(): Promise<unknown[] | null>;
    syncDataAndFormModel(dataNode: DataValue): void;
}
export default FileUpload;