public override void Refresh()
{
if (!IsExpanded)
{
return;
}
List <string> oldDrives = (from item in Children select(item as VolumeItem).Path).ToList();
List <string> newDrives = (from item in VirtualDrive.GetDrives() select item).ToList();
List <string> toAdd = newDrives.Where(n => !oldDrives.Contains(n)).ToList();
List <string> toRemove = oldDrives.Where(n => !newDrives.Contains(n)).ToList();
foreach (var drive in toAdd)
{
Add(drive);
}
foreach (var drive in toRemove)
{
Remove(drive);
}
base.Refresh();
}
public FileTreeModel()
{
IsExpanded = true;
foreach (var drive in VirtualDrive.GetDrives())
{
AddNode(this, new VolumeItem(drive, this));
}
WorkerThreadPool.Instance.StartWork(new FileTreeRefreshThread(this, newAddedTreeNodes));
}
