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Fix SelectedItems NotSupportedExceptions with Linq/etc. #234

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Fix SelectedItems NotSupportedExceptions with Linq/etc. #234

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21 changes: 16 additions & 5 deletions ImageListView/ImageListViewSelectedItemCollection.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -155,7 +155,12 @@ void ICollection<ImageListViewItem>.Clear()
/// <param name="arrayIndex">The zero-based index in <paramref name="array"/> at which copying begins.</param>
void ICollection<ImageListViewItem>.CopyTo(ImageListViewItem[] array, int arrayIndex)
{
throw new NotSupportedException();
int i = 0;
foreach (ImageListViewItem item in this)
{
array[arrayIndex + i] = item;
i++;
}
}
/// <summary>
/// Determines the index of a specific item in the <see cref="T:System.Collections.Generic.IList`1"/>.
Expand All @@ -164,10 +169,16 @@ void ICollection<ImageListViewItem>.CopyTo(ImageListViewItem[] array, int arrayI
/// <returns>
/// The index of <paramref name="item"/> if found in the list; otherwise, -1.
/// </returns>
[Obsolete("Use ImageListViewItem.Index property instead.")]
int IList<ImageListViewItem>.IndexOf(ImageListViewItem item)
{
throw new NotSupportedException();
int i = 0;
foreach (ImageListViewItem selectedItem in this)
{
if (selectedItem == item)
return i;
i++;
}
return -1;
}
/// <summary>
/// Inserts an item to the <see cref="T:System.Collections.Generic.IList`1"/> at the specified index.
Expand Down Expand Up @@ -204,7 +215,7 @@ ImageListViewItem IList<ImageListViewItem>.this[int index]
{
get
{
throw new NotSupportedException();
return this[index];
}
set
{
Expand Down Expand Up @@ -323,4 +334,4 @@ public void Reset()
#endregion
}
}
}
}