export declare type ListType = 'text' | 'picture' | 'picture-card';
export declare type UploadStatus = 'ready' | 'uploading' | 'success' | 'fail';
export declare type UploadFile = {
    name: string;
    percentage?: number;
    status: UploadStatus;
    size: number;
    response?: unknown;
    uid: number;
    url?: string;
    raw: ElFile;
};
export interface ElFile extends File {
    uid: number;
}
export interface ElUploadProgressEvent extends ProgressEvent {
    percent: number;
}
export interface ElUploadAjaxError extends Error {
    status: number;
    method: string;
    url: string;
}
export interface ElUploadRequestOptions {
    action: string;
    method: string;
    data: Record<string, string | Blob>;
    filename: string;
    file: File;
    headers: Headers;
    onError: (e: Error) => void;
    onProgress: (e: ProgressEvent) => void;
    onSuccess: (response: XMLHttpRequestResponseType) => unknown;
    withCredentials: boolean;
}
export declare type FileHandler<T = void> = (file: UploadFile, uploadFiles: UploadFile[]) => T;
export declare type FileResultHandler<T = any> = (param: T, file: UploadFile, uploadFiles: UploadFile[]) => void;
export interface IUseHandlersProps {
    listType: ListType;
    fileList: UploadFile[];
    beforeUpload?: FileHandler;
    beforeRemove?: FileHandler<Promise<any> | boolean>;
    onRemove?: FileHandler;
    onChange?: FileHandler;
    onPreview?: () => void;
    onSuccess?: FileResultHandler;
    onProgress?: FileResultHandler<ProgressEvent>;
    onError?: FileResultHandler<Error>;
}
export interface ElUpload extends IUseHandlersProps {
    accept: string;
    headers?: Headers;
    data?: Record<string, unknown>;
    multiple?: boolean;
    name?: string;
    drag?: boolean;
    withCredentials?: boolean;
    showFileList?: boolean;
    type?: string;
    dragOver: boolean;
    genUid: () => number;
    tempIndex: number;
    handleError: () => void;
    handleProgress: () => void;
    handleRemove: () => void;
    handleStart: () => void;
    handleSuccess: () => void;
    uploadDisabled: boolean;
    uploadFiles: UploadFile[];
    submit: () => void;
    clearFiles: () => void;
}