public static IEnumerable <TreeSetNode> BuildTreeSetList <T>(this IEnumerable <T> items, Func <T, string> name, Func <T, int> treeSetNodeId, Func <T, bool> check = null, string icon = null) where T : NestedTree
{
IList <TreeSetNode> list = new List <TreeSetNode>();
items = EnSureList(items);
IList <T> list2 = (items as IList <T>) ?? items.ToList();
using (IEnumerator <T> enumerator = list2.GetEnumerator())
{
while (enumerator.MoveNext())
{
T item = enumerator.Current;
T t = list2.FirstOrDefault(delegate(T m)
{
int arg_23_0 = m.Depth;
T item2 = item;
int arg_6F_0;
if (arg_23_0 == item2.Depth - 1)
{
int arg_46_0 = m.Left;
item2 = item;
if (arg_46_0 < item2.Left)
{
int arg_69_0 = m.Right;
item2 = item;
arg_6F_0 = ((arg_69_0 > item2.Right) ? 1 : 0);
return(arg_6F_0 != 0);
}
}
arg_6F_0 = 0;
return(arg_6F_0 != 0);
}
);
if (t == null)
{
T node = item;
List <TreeSetNode> children = (
from m in list2
where m.Left > node.Left && m.Right < node.Right
select m).BuildTreeSetList(name, treeSetNodeId, check, null).ToList();
TreeSetNode item3 = new TreeSetNode
{
TreeSetNodeId = treeSetNodeId(item),
Name = name(item),
Checked = check != null && check(item),
Children = children,
IconSkin = icon
};
list.Add(item3);
}
}
}
return(list);
}
public virtual T Visit(TreeSetNode node, T state)
{
return(DefaultVisit(node, state));
}
