Render RDLC on the fly

background將RDLC匯出成excel或pdf或word (vs2011)

public void renderRDL(string type, String rpath ,params ReportDataSource[] rds)

{

ReportViewer rv = new ReportViewer();

rv.LocalReport.ReportPath = rdlPath;

foreach (ReportDataSource rs in rds)

{

         rv.LocalReport.DataSources.Add(rs);

}

rv.ID = "myrpt";

string mimeType;

string encoding;

string fileNameExtension;

string deviceInfo = "";

Warning[] warnings;

string[] streams;

byte[] renderedBytes;

renderedBytes = rv.LocalReport.Render(type, deviceInfo,out mimeType, out encoding, out fileNameExtension, out streams, out warnings); HttpContext.Current.Response.Buffer = true; HttpContext.Current.Response.Clear(); HttpContext.Current.Response.ContentType = mimeType; HttpContext.Current.Response.HeaderEncoding = System.Text.Encoding.GetEncoding("big5"); //中文檔名時加此不會變亂碼HttpContext.Current.Response.AddHeader("content-disposition", "attachment; filename=我的表." + fileNameExtension); HttpContext.Current.Response.BinaryWrite(renderedBytes); HttpContext.Current.Response.End();

}

 }