About UserControl ...

See more:

C#

user-controls

i am creating a user control in which i have four image buttons like export to excel,pdf,word,print document.I want to export gridview that is in my base page from where i am accessing this usercontrol now my problem is that how to send id of that gridview and what function i should write to get id of that gridview in my user control so that whenever any of the button click fires i get to know which grid i have to export?? Any Solution ...Please Help...

ascx

<div style="float:right;width:auto;" Id="divExport" runat="server" >

    <asp:ImageButton ID="btnWord" ImageUrl="~/images/word_icon.jpg" runat="server"
        onclick="btnWord_Click"/>
    &nbsp;
    <asp:ImageButton ID="btnExcel" ImageUrl="~/images/Excel-icon.png"
        runat="server" onclick="btnExcel_Click" />
    &nbsp;
    <asp:ImageButton ID="btnPdf" ImageUrl="~/images/pdf_icon.jpeg" runat="server"
        onclick="btnPdf_Click" />
    &nbsp;
    <asp:ImageButton ID="btnPrint" ImageUrl="~/images/print.gif" runat="server" />
</div>

cs

protected void btnWord_Click(object sender, ImageClickEventArgs e)
    {
        try
        {
            Response.Clear();
            Response.Buffer = true;
            Response.Charset = "";
            Response.Cache.SetCacheability(HttpCacheability.NoCache);
            Response.ContentType = "application/vnd.word";
            Response.AddHeader("content-disposition", "attachment;filename=EEMS_Report.doc");
            StringWriter sw = new StringWriter();
            HtmlTextWriter hw = new HtmlTextWriter(sw);
            divExport.RenderControl(hw);
            Response.Output.Write(sw.ToString());
            Response.Flush();
            Response.End();

        }
        catch (Exception ex)
        {
            throw ex;
        }
    }
    protected void btnExcel_Click(object sender, ImageClickEventArgs e)
    {
        try
        {
            Response.Clear();
            Response.Buffer = true;
            Response.ClearContent();
            Response.ContentType = "application/vnd.ms-excel";
            string attachment = "attachment; filename=excel.xls";
            Response.AddHeader("content-disposition", attachment);
            StringWriter sw = new StringWriter();
            HtmlTextWriter htw = new HtmlTextWriter(sw);
            divExport.RenderControl(htw);
            Response.Write(sw.ToString());
            Response.End();
        }
        catch (Exception ex)
        {
            throw ex;
        }
    }
    protected void btnPdf_Click(object sender, ImageClickEventArgs e)
    {
        try
        {
            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);

            divExport.RenderControl(hw);

            StringReader sr = new StringReader(sw.ToString());

            iTextSharp.text.Document pdfDoc = new iTextSharp.text.Document(PageSize.A2);

            HTMLWorker htmlparser = new HTMLWorker(pdfDoc);

            PdfWriter.GetInstance(pdfDoc, Response.OutputStream);

            pdfDoc.Open();

            htmlparser.Parse(sr);

            pdfDoc.Close();

            Response.Write(pdfDoc);

            Response.End();
        }
        catch (Exception ex)
        {
            throw ex;
        }
    }