public void RemoveCodeScheme()
{
if (SelectedCodeScheme == null)
{
return;
}
using (UndoTransaction tx = new UndoTransaction(UndoManager))
{
StudyUnit.RemoveCodeSchemeFromResponse(SelectedCodeScheme);
SelectedCodeScheme.Codes.Clear();
codeSchemes.Remove(SelectedCodeScheme);
tx.Commit();
}
SelectedCodeScheme = null;
}
