private void cmdSave_Click(object sender, EventArgs e)
{
dt = hRDataSet.Tables["empdetails"];
dr = dt.NewRow();
dr[0] = txtccode.Text;
dr[1] = txtEmployeeName.Text;
dr[2] = txtAddress.Text;
dr[3] = txtState.Text;
dr[4] = txtCountry.Text;
dr[5] = cbDepartment.SelectedItem;
dr[6] = cbDesignation.SelectedItem;
dt.Rows.Add(dr);
empdetailsTableAdapter.Update(hRDataSet);
txtccode.Text = System.Convert.ToString(dr[0]);
txtccode.Enabled = false;
txtEmployeeName.Enabled = false;
txtAddress.Enabled = false;
txtState.Enabled = false;
txtCountry.Enabled = false;
cbDepartment.Enabled = false;
cbDesignation.Enabled = false;
this.empdetailsTableAdapter.Fill(this.hRDataSet.empdetails);
cmdAdd.Enabled = true;
cmdSave.Enabled = false;
}