private void buttonUpdateContract_Click(object sender, RoutedEventArgs e) { try { if (contract.isHour) { contract.salaryAgreed = contract.salaryPerHour; } else { contract.salaryAgreed = contract.salaryPerMonth; } bl.updateContract(contract); MessageBox.Show("חוזה עודכן בהצלחה"); comboBoxChooseChildUpdate.SelectedIndex = -1; comboBoxchooseMomUPdate.SelectedIndex = -1; contract = new BE.Contract(); gridDetalisContract.DataContext = contract; mom = new BE.Mother(); gridHourMom.DataContext = mom; } catch (Exception Ex) { MessageBox.Show(Ex.Message); } }