import React from 'react';
import { AttachmentFile } from '../types';
/** 无 url/previewUrl 时展示文件大小与格式的占位块（内容未拿到） */
export declare const FileMetaPlaceholder: React.FC<{
    file: AttachmentFile;
    className?: string;
    style?: React.CSSProperties;
}>;
export declare const AttachmentFileIcon: React.FC<{
    file: AttachmentFile;
    className: string;
    style?: React.CSSProperties;
}>;
