将detailview转换为pdf [英] convert detailview to pdf

问题描述

这是我的代码

Response.ContentType = "application/pdf";
        Response.AddHeader("content-disposition", "attachment;filename=UserDetails.pdf");
        Response.Cache.SetCacheability(HttpCacheability.NoCache);
        StringWriter sw = new StringWriter();
        HtmlTextWriter hw = new HtmlTextWriter(sw);
        DetailsView_icard.AllowPaging = false;
        DetailsView_icard.DataBind();
        DetailsView_icard.RenderControl(hw);
        DetailsView_icard.HeaderRow.Style.Add("width", "15%");
        DetailsView_icard.HeaderRow.Style.Add("font-size", "10px");
        DetailsView_icard.Style.Add("text-decoration", "none");
        DetailsView_icard.Style.Add("font-family", "Arial, Helvetica, sans-serif;");
        DetailsView_icard.Style.Add("font-size", "8px");
        StringReader sr = new StringReader(sw.ToString());
        Document pdfDoc = new Document(PageSize.A2, 7f, 7f, 7f, 0f);
        HTMLWorker htmlparser = new HTMLWorker(pdfDoc);
        PdfWriter.GetInstance(pdfDoc, Response.OutputStream);
        pdfDoc.Open();
        htmlparser.Parse(sr);
        pdfDoc.Close();
        Response.Write(pdfDoc);
        Response.End();

我的错误是

and my error is

Server Error in '/Pollux' Application.
The document has no pages.
Description: An unhandled exception occurred during the execution of the current web request. Please review the stack trace for more information about the error and where it originated in the code.

Exception Details: System.IO.IOException: The document has no pages.

Source Error:


Line 83:         pdfDoc.Open();
Line 84:         htmlparser.Parse(sr);
Line 85:         pdfDoc.Close();
Line 86:         Response.Write(pdfDoc);
Line 87:         Response.End();

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