public void Delete(InkCanvas canvas) { if (MessageBox.Show("Brisanje droppable objekta poništava draggabilnost odgovarajućeg partnera.", "Brisanje elementa", MessageBoxButton.OKCancel) != MessageBoxResult.OK) return; var elem = canvas.FindObjectById(_draggedPartnerId) as IDraggable; if (elem != null) elem.SetNonDraggable(); Practice.GetInstance().DeleteAllActionsAttachedToObject(ObjectId); }