public void AddParent(RowInfo info,int depth)
 {
     while (depth > 0) {
         depth--;
         location = (MockFolderMediaLocation)location.Parent;
     }
     AddSibling(info);
 }
 public void AddSibling(RowInfo info)
 {
     MockMediaLocation newLocation;
     if (info.IsFolder) {
         newLocation = new MockFolderMediaLocation();
     } else {
         newLocation = new MockMediaLocation();
     }
     if (location.Path.Length > 0) {
         newLocation.Path = location.Path + "\\" + info.Path;
     } else {
         newLocation.Path = info.Path;
     }
     newLocation.Parent = this.location;
     location.Children.Add(newLocation);
 }
 public void AddChild(RowInfo info)
 {
     location = (MockFolderMediaLocation)location.Children.Last();
     AddSibling(info);
 }