/// <summary>
/// Creates an idlist from parsing string format.
/// </summary>
/// <param name="str">The string.</param>
/// <returns>The idlist represented by the string.</returns>
public static IdList FromParsingString(string str)
{
// Create the id storage.
var ids = new List <ShellId>();
// Repeatedly read a short length then the data.
int index = 0;
while (index < str.Length)
{
var length = Convert.ToInt16(str.Substring(index, 4), 16);
var id = new byte[length];
index += 4;
for (var i = 0; i < length; i++, index += 2)
{
id[i] = Convert.ToByte(str.Substring(index, 2), 16);
}
ids.Add(ShellId.FromData(id));
}
// Return the list.
return(new IdList(ids));
}
private static IShellNamespaceFolder GetChildFolder(IShellNamespaceFolder folder, ShellId itemId)
{
// Get the item that is represented by the shell id.
var childFolder = folder
.GetChildren(ShellNamespaceEnumerationFlags.Folders)
.OfType<IShellNamespaceFolder>()
.SingleOrDefault(i => i.GetShellId().Equals(itemId));
// If we don't find the item, we've got a problem.
if (childFolder == null)
{
// TODO how will we handle this error?
var me = folder.GetDisplayName(DisplayNameContext.Normal);
var you = itemId.ToString();
return null;
}
return childFolder;
}