//删除 private void DeleteMemberBtn_Click(object sender, RoutedEventArgs e) { if (MemberDataGrid.SelectedItem is Teacher teacher) { if (System.Windows.MessageBox.Show("是否删除该用户?", "提示", MessageBoxButton.OKCancel) == MessageBoxResult.OK) { bool flag = dbUtill.DeleteMemberByID(teacher.memberId); if (flag == true) { System.Windows.MessageBox.Show("删除成功", "提示"); } else { System.Windows.MessageBox.Show("删除失败", "提示"); } } Init(); } else { System.Windows.MessageBox.Show("请先选择被检测人", "提示"); } }