NPOI受保护视图

1.更改扩展名

2.

1. // 写入到客户端  
2. System.IO.MemoryStream ms = new System.IO.MemoryStream(); 
3. book.Write(ms); 
4. Response.AddHeader("Content-Disposition", string.Format("attachment; filename={0}.xls", DateTime.Now.ToString("yyyyMMddHHmmssfff"))); 
5. Response.BinaryWrite(ms.ToArray()); 
6. book = null; 
7. ms.Close(); 
8. ms.Dispose();

3.//绘制边框        xSt.get_Range(xSt.Cells[1, 1], xSt.Cells[rowCountStaff + 1, colCountStaff]).Borders.LineStyle = 1;        excel.Visible = false;        string fileName = DateTime.Now.ToString("yyyyMMddhhmmss");//设置导出文件的名称        xBk.SaveCopyAs(Server.MapPath("~") + "\\Excel\\download\\" + fileName + ".xls");        //ds = null;        xBk.Close(false, null, null);        excel.Quit();        System.Runtime.InteropServices.Marshal.ReleaseComObject(xBk);        System.Runtime.InteropServices.Marshal.ReleaseComObject(excel);        System.Runtime.InteropServices.Marshal.ReleaseComObject(xSt);        xBk = null;        excel = null;        xSt = null;        GC.Collect();        string path = Server.MapPath("~") + "\\Excel\\download\\" + fileName + ".xls";        System.IO.FileInfo file = new System.IO.FileInfo(path);        Response.Clear();        Response.Charset = "GB2312";        Response.ContentEncoding = System.Text.Encoding.UTF8;        // 添加头信息，为"文件下载/另存为"对话框指定默认文件名         Response.AddHeader("Content-Disposition", "attachment; filename=" + Server.UrlEncode(file.Name));        // 添加头信息，指定文件大小，让浏览器能够显示下载进度         Response.AddHeader("Content-Length", file.Length.ToString());        // 指定返回的是一个不能被客户端读取的流，必须被下载         Response.ContentType = "application/ms-excel";        // 把文件流发送到客户端         Response.WriteFile(file.FullName);        // 停止页面的执行         Response.End();