public ExtendedObservableCollection <BookType> UpdateBookTypeCollection() { _bookTypeCollection.SynchronizeWith(new Collection <BookType>(Registry.Get <BookTypeDataLayer>().GetAll().ToList()), this); return(BookTypeCollection); }
public ExtendedObservableCollection <BookDataGridItem> UpdateBookCollection() { _itemsCollection.SynchronizeWith(new Collection <BookDataGridItem>(Registry.Get <BookDataLayer>().GetAll(Filter)), this); return(BookDataGridItems); }