Page History: PDF Generation via RDLC Report File

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Page Revision: Thu, Dec 30, 2010, 2:30 PM

public static void FromRdlcFile(string rdlcFileName, string dataSourceName, DataTable inputData, 
    HttpResponse response)
{
    //- Initialize Report Viewer Control ------------------------------------------------------
    ReportViewer rv = new ReportViewer();
    LocalReport r = rv.LocalReport;
    r.EnableExternalImages = true;
    r.ReportPath = "Reports/" + rdlcFileName;
    r.DataSources.Clear();
    ReportDataSource rds = new ReportDataSource(dataSourceName, inputData);
    r.DataSources.Add(rds);

    //- Render Report in PDF ------------------------------------------------------------------
    Warning[] warnings;
    string mimeType, encoding, fileNameExtension;
    string[] streams;

    byte[] bytes = r.Render("PDF", "", out mimeType, out encoding, out fileNameExtension, out 
                            streams, out warnings);

    int size = bytes.GetUpperBound(0) + 1;

    char[] c = new char[size];

    bytes.CopyTo(c, 0);

    //- Write PDF Contents to HTTP Response ---------------------------------------------------
    //response.Clear();
    response.ContentType = "Application/pdf";
    response.Write(c, 0, size);
    response.End();
}