/// <summary>
/// Initializes a new instance of the OrderedObservableCollection using an IComparer implementation.
/// </summary>
/// <param name="comparer">IComparer implementation used for the item comparisons during ordering</param>
/// <param name="options">Options that control the behavior of the collection</param>
public OrderedObservableCollection(IComparer <T> comparer, OrderedObservableCollectionOptions options)
{
if (comparer == null)
{
throw new ArgumentNullException("comparer");
}
_comparer = comparer;
_options = options ?? new OrderedObservableCollectionOptions();
}
/// <summary>
/// Initializes a new instance of the OrderedObservableCollection class using a Comparison delegate for
/// the comparison logic.
/// </summary>
/// <param name="comparison">The comparison delegate used for the item comparisons during ordering</param>
/// <param name="options">Options that control the behavior of the collection</param>
public OrderedObservableCollection(Comparison <T> comparison, OrderedObservableCollectionOptions options)
{
if (comparison == null)
{
throw new ArgumentNullException("comparison");
}
_comparer = new ComparisonComparer <T>(comparison);
_options = options ?? new OrderedObservableCollectionOptions();
}
/// <summary>
/// Initializes a new instance of the OrderedObservableCollection
/// </summary>
/// <param name="options">Options that control the behavior of the collection</param>
public OrderedObservableCollection(OrderedObservableCollectionOptions options)
{
Type comparableType = typeof(IComparable <>).MakeGenericType(typeof(T));
if (!comparableType.IsAssignableFrom(typeof(T)))
{
throw new ArgumentException("Generic type should implement IComparable<>");
}
_comparer = new ComparableComparer <T>();
_options = options ?? new OrderedObservableCollectionOptions();
}
