public static ReadOnlyObservableCollection <T> Create <T, TKey>(ICollection <T> observed, Func <T, TKey> order, IComparer <TKey> comparer = null)
{
CheckArgs.NotNull(observed, "observed");
CheckArgs.NotNull(order, "order");
var filtered = new ObservableCollection <T>();
return(new FilteredCollection <T, T, TKey>(observed, filtered, x => true, order, comparer));
}
public static ReadOnlyObservableCollection <T> Create <T>(ICollection <T> observed, Func <T, bool> predicate)
{
CheckArgs.NotNull(observed, "observed");
CheckArgs.NotNull(predicate, "predicate");
var filtered = new ObservableCollection <T>();
return(new FilteredCollection <T, T, object>(observed, filtered, predicate, null, null));
}
public static ReadOnlyObservableCollection <TOut> Create <TIn, TOut, TKey>(ICollection <TIn> observed, Func <TIn, bool> predicate, Func <TOut, TKey> order, IComparer <TKey> comparer = null)
where TOut : TIn
{
CheckArgs.NotNull(observed, "observed");
CheckArgs.NotNull(predicate, "predicate");
CheckArgs.NotNull(order, "order");
var filtered = new ObservableCollection <TOut>();
return(new FilteredCollection <TIn, TOut, TKey>(observed, filtered, predicate, order, comparer));
}
