public System.Collections.IEnumerable GetChildren(TreePath treePath)
{
if (treePath.IsEmpty())
foreach (string str in Environment.GetLogicalDrives())
{
RootItem item = new RootItem(str);
yield return item;
}
else
{
List<BaseItem> items = new List<BaseItem>();
BaseItem parent = treePath.LastNode as BaseItem;
if (parent != null)
{
foreach (string str in Directory.GetDirectories(parent.ItemPath))
items.Add(new FolderItem(str, parent));
foreach (string str in Directory.GetFiles(parent.ItemPath))
items.Add(new FileItem(str, parent));
_itemsToRead.AddRange(items);
if (!_worker.IsBusy)
_worker.RunWorkerAsync();
foreach (BaseItem item in items)
yield return item;
}
else
yield break;
}
}
public System.Collections.IEnumerable GetChildren(TreePath treePath)
{
if (treePath.IsEmpty())
{
foreach (string str in Environment.GetLogicalDrives())
{
RootItem item = new RootItem(str);
yield return(item);
}
}
else
{
List <BaseItem> items = new List <BaseItem>();
BaseItem parent = treePath.LastNode as BaseItem;
if (parent != null)
{
foreach (string str in Directory.GetDirectories(parent.ItemPath))
{
items.Add(new FolderItem(str, parent));
}
foreach (string str in Directory.GetFiles(parent.ItemPath))
{
items.Add(new FileItem(str, parent));
}
_itemsToRead.AddRange(items);
if (!_worker.IsBusy)
{
_worker.RunWorkerAsync();
}
foreach (BaseItem item in items)
{
yield return(item);
}
}
else
{
yield break;
}
}
}