public override DataSet Clone()
{
dtTKDG cln = ((dtTKDG)(base.Clone()));
cln.InitVars();
return(cln);
}
private void frmRptTKDGMuon_Load(object sender, System.EventArgs e)
{
dtTKDG myDataSet = new dtTKDG();
string sql = "select * from docgia";
SqlConnection con = new SqlConnection(SqlHelper.ConnectString);
SqlDataAdapter adapter = new SqlDataAdapter(sql, con);
adapter.Fill(myDataSet, "docgia");
sql = "select * from muonsach where ngaymuon>='" +
SqlHelper.dTuNgay + "' and ngaymuon<='" + SqlHelper.dDenNgay + "'";
con = new SqlConnection(SqlHelper.ConnectString);
adapter = new SqlDataAdapter(sql, con);
adapter.Fill(myDataSet, "muonsach");
rptTKDGMuon1 = new rptTKDGMuon();
rptTKDGMuon1.SetDataSource(myDataSet);
ReportViewer.ReportSource = rptTKDGMuon1;
}