private void Insert_Click(object sender, EventArgs e) { using (ServiceCenterIEF frm = new ServiceCenterIEF(null, db)) { if (frm.ShowDialog() == DialogResult.OK) { serviceCenterBindingSource.DataSource = db.ServiceCenter.ToList(); } } }
private void Edit_Click(object sender, EventArgs e) { if (serviceCenterBindingSource.Current == null) { return; } using (ServiceCenterIEF frm = new ServiceCenterIEF(serviceCenterBindingSource.Current as ServiceCenter, db)) { if (frm.ShowDialog() == DialogResult.OK) { serviceCenterBindingSource.DataSource = db.ServiceCenter.ToList(); } else { db = new my_db_for_db_2Entities(); serviceCenterBindingSource.DataSource = db.ServiceCenter.ToList(); } } }