import React, { ReactNode } from 'react';
import { UploadProps } from 'antd';
import { UploadChangeParam } from 'antd/lib/upload';
import helper, { DUploadFile, ThumbOptionProps } from './helper';
import './index.less';
type DUploadProps = Omit<UploadProps, 'fileList' | 'onChange' | 'customRequest' | 'onRemove' | 'onDownload' | 'onPreview'> & {
    /** 初始文件列表(相当于defaultFileList,但优先级高于defaultFileList) */
    value?: DUploadFile | DUploadFile[];
    /** 文件列表(在Form组件中表现为受控列表，在一般情况下相当于初始文件列表，其优先级高于value属性) */
    fileList?: DUploadFile | DUploadFile[];
    /** 文件列表变化时的回调函数 */
    onChange?: (list: DUploadFile[], info: UploadChangeParam<DUploadFile>) => void;
    /** 文件上传时的回调函数，支持Promise */
    customRequest?: (file: DUploadFile, list: DUploadFile[], requestOption: any) => DUploadFile[] | Promise<DUploadFile[] | void> | void;
    /** 点击删除按钮时的回调，支持Promise */
    onRemove?: (file: DUploadFile, list: DUploadFile[]) => DUploadFile[] | Promise<DUploadFile[] | void> | void;
    /** 点击下载按钮时的回调，支持Promise */
    onDownload?: (file: DUploadFile) => DUploadFile | Blob | Promise<DUploadFile | Blob> | void;
    /** 点击预览按钮时的回调，支持Promise */
    onPreview?: (file: DUploadFile) => DUploadFile | Blob | Promise<DUploadFile | Blob> | void;
    /** 上传按钮，等同于children但优先于children */
    uploadButton?: ReactNode;
    /** 上传文件时的缩略图选项,null表示不生成缩略图 */
    thumbOption?: ThumbOptionProps | null;
    /** 列表项样式类名 */
    itemClassName?: string;
    enablePreview?: boolean | ((file: DUploadFile) => boolean);
};
declare const DUpload: React.ForwardRefExoticComponent<Omit<UploadProps<any>, "onChange" | "fileList" | "customRequest" | "onRemove" | "onDownload" | "onPreview"> & {
    /** 初始文件列表(相当于defaultFileList,但优先级高于defaultFileList) */
    value?: DUploadFile | DUploadFile[] | undefined;
    /** 文件列表(在Form组件中表现为受控列表，在一般情况下相当于初始文件列表，其优先级高于value属性) */
    fileList?: DUploadFile | DUploadFile[] | undefined;
    /** 文件列表变化时的回调函数 */
    onChange?: ((list: DUploadFile[], info: UploadChangeParam<DUploadFile>) => void) | undefined;
    /** 文件上传时的回调函数，支持Promise */
    customRequest?: ((file: DUploadFile, list: DUploadFile[], requestOption: any) => DUploadFile[] | Promise<DUploadFile[] | void> | void) | undefined;
    /** 点击删除按钮时的回调，支持Promise */
    onRemove?: ((file: DUploadFile, list: DUploadFile[]) => DUploadFile[] | Promise<DUploadFile[] | void> | void) | undefined;
    /** 点击下载按钮时的回调，支持Promise */
    onDownload?: ((file: DUploadFile) => DUploadFile | Blob | Promise<DUploadFile | Blob> | void) | undefined;
    /** 点击预览按钮时的回调，支持Promise */
    onPreview?: ((file: DUploadFile) => DUploadFile | Blob | Promise<DUploadFile | Blob> | void) | undefined;
    /** 上传按钮，等同于children但优先于children */
    uploadButton?: ReactNode;
    /** 上传文件时的缩略图选项,null表示不生成缩略图 */
    thumbOption?: ThumbOptionProps | null | undefined;
    /** 列表项样式类名 */
    itemClassName?: string | undefined;
    enablePreview?: boolean | ((file: DUploadFile) => boolean) | undefined;
} & React.RefAttributes<unknown>> & {
    imageToBase64: typeof helper.imageToBase64;
};
export type { DUploadProps, DUploadFile };
export default DUpload;