/// <summary>
/// Enumerates all children of this item. If this item is not a folder/container, this method will return an empty enumeration.
/// </summary>
/// <param name="filter">A filter for the types of children to enumerate.</param>
/// <param name="parentWindow">The parent window.</param>
/// <returns>An enumerated list of children matching the filter.</returns>
public IEnumerable <ShellItem> EnumerateChildren(FolderItemFilter filter /*= FolderItemFilter.Folders | FolderItemFilter.IncludeHidden | FolderItemFilter.NonFolders | FolderItemFilter.IncludeSuperHidden */, System.Windows.Forms.IWin32Window parentWindow = null)
{
IEnumIDList eo = null;
try
{
eo = iShellFolder.EnumObjects(IWin2Ptr(parentWindow, false), (SHCONTF)filter);
}
catch (Exception e) { Debug.WriteLine($"Unable to enum children in folder: {e.Message}"); }
foreach (var p in eo.Enumerate(20))
{
ShellItem i = null;
try { i = this[p]; } catch (Exception e) { Debug.WriteLine($"Unable to open folder child: {e.Message}"); }
if (i != null)
{
yield return(i);
}
}
Marshal.ReleaseComObject(eo);
}
