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using System;
using System.Collections.Generic;
using System.Collections.Specialized;
using System.Linq;
namespace Xamarin.PropertyEditing
{
internal interface IGroupingList<TKey, TElement>
: IGrouping<TKey, TElement>, IReadOnlyList<TElement>
{
}
internal class ObservableGrouping<TKey, TElement>
: ObservableCollectionEx<TElement>, IGroupingList<TKey, TElement>
{
public ObservableGrouping (TKey key)
{
Key = key;
}
public ObservableGrouping (IGrouping<TKey, TElement> grouping)
{
Key = grouping.Key;
AddRange (grouping);
}
public TKey Key
{
get;
}
}
}
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