public LapTimesViewModel(IFilter<LapTimeWrapped> filter) {
_filter = filter;
List = WrappedCollection.Create(LapTimesManager.Instance.Entries, x => new LapTimeWrapped(x));
View = new ListCollectionView((IList)List);
using (View.DeferRefresh()) {
if (_filter == null) {
View.Filter = null;
} else {
View.Filter = FilterTest;
}
}
}
private void BindListCollectionView()
{
QueryObject q = new QueryObject(null, new List<SortObject>(), 3, 0);
int totalResults = -1;
_sourceList = (IList)new Person().Get(q, out totalResults);
ListCollectionView lcv = new ListCollectionView(_sourceList);
using (IDisposable defer = lcv.DeferRefresh())
{
PeopleGrid.ItemsSource = lcv;
lcv.SortDescriptions.Add(new SortDescription("Age", ListSortDirection.Descending));
lcv.GroupDescriptions.Add(new PropertyGroupDescription("Country"));
}
}