Passing parameters to crystal reports in C#

Question

I\'ve been trying to get this to work for a while, and all the example code I\'ve seen aren\'t quite doing what I\'m doing.

I have a program that returns a pdf of a

Answer 1

       //create object of crystal report.
        CrystalReport1 objRpt = new CrystalReport1();
        objRpt.SetDataSource(ds);
        ParameterFields pfield = new ParameterFields();
        ParameterField ptitle = new ParameterField();
        ParameterDiscreteValue pvalue = new ParameterDiscreteValue();
        ptitle.ParameterFieldName = "date";
        pvalue.Value = txtcolor.Text;
        ptitle.CurrentValues.Add(pvalue);
        pfield.Add(ptitle);
        crystalReportViewer1.ParameterFieldInfo = pfield;
        crystalReportViewer1.ReportSource = objRpt;
        crystalReportViewer1.Refresh();