private void Update_Click(object sender, EventArgs e)
{
info.name = nametextBox.Text;
info.address = addresstextBox.Text;
info.mobile = mobiletextBox.Text;
info.position = positioncomboBox.SelectedItem.ToString();
info.performance = performancecomboBox.SelectedItem.ToString();
// info.id = Convert.ToInt32(idtextBox.Text);
dt = opr.UpdateWorker(info);
refreshing(WorkersGridView);
}
