public async void cdg_DeleteSubject()
{
ContentDialog deletesubject = new ContentDialog()
{
Title = "Fach löschen?",
Content = "Wenn du dieses Fach löschst, werden alle damit verbundenen Daten wie Noten, Stundenplaneinträge, etc. verloren gehen!",
PrimaryButtonText = "Abbrechen",
SecondaryButtonText = "Bestätigen"
};
ContentDialogResult result = await deletesubject.ShowAsync();
if (result == ContentDialogResult.Secondary)
{
Subject selected_subject = subject_to_show;
SubjectManager.DeleteSubject(SubjectManager.selected_subject_id);
Frame.Navigate(typeof(Subjects));
}
}
public void DeleteSubject()
{
SubjectManager.DeleteSubject(this.id);
}