水晶报表中怎么根据自己传递的参数查询到相应的结果..

Question

如题..

Answer 1

显示界面:
namespace WindowsApplication9
{
    public partial class Form2:Form
    {
        public Form2()
        {
            InitializeComponent();
             
        }
        public Form2(ReportClass ff)
        {
            InitializeComponent();
            this.crystalReportViewer1.ReportSource=ff;
        }
}
查询界面:
            DataTable sqhc1 = sqh.sqlquerydb(sql);
            WindowsApplication9.NewFolder1.Cr1 cr = new WindowsApplication9.NewFolder1.Cr1();
            cr.SetDataSource(sqhc1);
            Form2 frm = new Form2(cr);
            frm.Show();