public void AddChild(KTreeItem child)
{
childItems.Add(child);
child.transform.SetParent(childrenRoot.transform, false);
child.parent = this;
SetImageAlpha(1f);
}
public void RemoveChild(KTreeItem child)
{
childItems.Remove(child);
if (childItems.Count == 0)
{
SetImageAlpha(0f);
}
}
