private void DeleteBtn3_Click(object sender, RoutedEventArgs e)
{
conn.Execute("delete from Course where Cno = ?", CourseItem.Cno.Substring(4));
CouViewModel.CourseDatas.Remove(CourseItem);
DeleteDialog3.Hide();
PopupNotice popupNotice = new PopupNotice("删除成功");
popupNotice.ShowAPopup();
}
private void CCloseBtn_Click(object sender, RoutedEventArgs e)
{
DeleteDialog3.Hide();
}
private async void Cdelete_Click(object sender, RoutedEventArgs e)
{
await DeleteDialog3.ShowAsync();
}
