internal static void HandleNodeReplaced <K, T>(this IAListTreeObserver <K, T> self, AListNode <K, T> oldNode, AListNode <K, T> newLeft, AListNode <K, T> newRight)
{
if (newRight == null)
{ // cloned, not split
Debug.Assert(oldNode.IsFrozen && !newLeft.IsFrozen);
Debug.Assert(oldNode.LocalCount == newLeft.LocalCount);
}
self.RemoveAll(oldNode);
self.AddAll(newLeft);
if (newRight != null)
{
self.AddAll(newRight);
}
}
private static void AddAllRecursively <K, T>(IAListTreeObserver <K, T> observer, bool childrenFirst, AListNode <K, T> node)
{
if (!childrenFirst)
{
observer.AddAll(node);
}
var inner = node as AListInnerBase <K, T>;
if (inner != null)
{
for (int i = 0; i < inner.LocalCount; i++)
{
AddAllRecursively(observer, childrenFirst, inner.Child(i));
}
}
if (childrenFirst)
{
observer.AddAll(node);
}
}