/// <summary>
/// Removes the range.
/// </summary>
/// <param name = "items">The items.</param>
public virtual void RemoveRange(IEnumerable <T> items)
{
Execute.OnUIThread(() =>
{
var previousNotificationSetting = IsNotifying;
IsNotifying = false;
foreach (var item in items)
{
var index = IndexOf(item);
if (index >= 0)
{
RemoveItemBase(index);
}
}
IsNotifying = previousNotificationSetting;
OnPropertyChanged(new PropertyChangedEventArgs("Count"));
OnPropertyChanged(new PropertyChangedEventArgs("Item[]"));
OnCollectionChanged(new NotifyCollectionChangedEventArgs(NotifyCollectionChangedAction.Reset));
});
}
/// <summary>
/// Clears the items contained by the collection.
/// </summary>
protected override sealed void ClearItems()
{
Execute.OnUIThread(ClearItemsBase);
}
/// <summary>
/// Sets the item at the specified position.
/// </summary>
/// <param name = "index">The index to set the item at.</param>
/// <param name = "item">The item to set.</param>
protected override sealed void SetItem(int index, T item)
{
Execute.OnUIThread(() => SetItemBase(index, item));
}
/// <summary>
/// Removes the item at the specified position.
/// </summary>
/// <param name = "index">The position used to identify the item to remove.</param>
protected override sealed void RemoveItem(int index)
{
Execute.OnUIThread(() => RemoveItemBase(index));
}
/// <summary>
/// Moves the item within the collection.
/// </summary>
/// <param name="oldIndex">The old position of the item.</param>
/// <param name="newIndex">The new position of the item.</param>
protected sealed override void MoveItem(int oldIndex, int newIndex)
{
Execute.OnUIThread(() => MoveItemBase(oldIndex, newIndex));
}