Sign In| Join
Get Help:Ask a Question in our Forums|Report a Bug|More Help Resources
Member
6 Points
59 Posts
Apr 17, 2012 04:31 AM|LINK
I am currently trying to convert GridView that is generated into a pdf file. Unfortunately, I am constantly getting this error:
"Unable to cast object of type 'ITextSharp.text.html.simpleparser.CellWrapper' to type 'iTextSharp.text.Paragraph'.
I will include the code for reference and I really hope any of u guys can point ou the cause of the error.
.cs:
protected void GenerateReport(object sender, EventArgs e)
{
Response.ContentType = "application/pdf"; Response.AddHeader("content-disposition", "attachment;filename=GridViewExport.pdf"); Response.Cache.SetCacheability(HttpCacheability.NoCache); StringWriter sw = new StringWriter(); HtmlTextWriter hw = new HtmlTextWriter(sw); HtmlForm frm = new HtmlForm(); GridView1.AllowPaging = false; GridView1.Parent.Controls.Add(frm); frm.Attributes["runat"] = "server"; frm.Controls.Add(GridView1); frm.RenderControl(hw); GridView1.DataBind(); GridView1.RenderControl(hw); StringReader sr = new StringReader(sw.ToString()); Document pdfDoc = new Document(PageSize.A4, 10f, 10f, 10f, 0f); HTMLWorker htmlparser = new HTMLWorker(pdfDoc); PdfWriter.GetInstance(pdfDoc, Response.OutputStream); pdfDoc.Open(); pdfDoc.Close(); Response.Write(pdfDoc); Response.End();
}
.aspx:
Report Format:<asp:DropDownList ID="ddlReportFormat" runat="server"> <asp:ListItem Text="Please Select A Format" Value="default"></asp:ListItem> <asp:ListItem Text="Excel" Value="1"></asp:ListItem> <asp:ListItem Text="Word" Value="2"></asp:ListItem> <asp:ListItem Text="PDF" Value="3"></asp:ListItem> </asp:DropDownList> <asp:Button ID="repSel" runat="server" Text="Generate Report" OnClick="GenerateReport"/>
Thanks in advance!
gridview
NIthya Natha...
Member
6 Points
59 Posts
Error on converting GridView to .pdf file.
Apr 17, 2012 04:31 AM|LINK
I am currently trying to convert GridView that is generated into a pdf file. Unfortunately, I am constantly getting this error:
"Unable to cast object of type 'ITextSharp.text.html.simpleparser.CellWrapper' to type 'iTextSharp.text.Paragraph'.
I will include the code for reference and I really hope any of u guys can point ou the cause of the error.
{Response.ContentType = "application/pdf"; Response.AddHeader("content-disposition", "attachment;filename=GridViewExport.pdf"); Response.Cache.SetCacheability(HttpCacheability.NoCache); StringWriter sw = new StringWriter(); HtmlTextWriter hw = new HtmlTextWriter(sw); HtmlForm frm = new HtmlForm(); GridView1.AllowPaging = false; GridView1.Parent.Controls.Add(frm); frm.Attributes["runat"] = "server"; frm.Controls.Add(GridView1); frm.RenderControl(hw); GridView1.DataBind(); GridView1.RenderControl(hw); StringReader sr = new StringReader(sw.ToString()); Document pdfDoc = new Document(PageSize.A4, 10f, 10f, 10f, 0f); HTMLWorker htmlparser = new HTMLWorker(pdfDoc); PdfWriter.GetInstance(pdfDoc, Response.OutputStream); pdfDoc.Open(); pdfDoc.Close(); Response.Write(pdfDoc); Response.End();Report Format:<asp:DropDownList ID="ddlReportFormat" runat="server"> <asp:ListItem Text="Please Select A Format" Value="default"></asp:ListItem> <asp:ListItem Text="Excel" Value="1"></asp:ListItem> <asp:ListItem Text="Word" Value="2"></asp:ListItem> <asp:ListItem Text="PDF" Value="3"></asp:ListItem> </asp:DropDownList> <asp:Button ID="repSel" runat="server" Text="Generate Report" OnClick="GenerateReport"/>Thanks in advance!
gridview