FairyGUI.UIPackage.GetItem C# (CSharp) Method

        public PackageItem GetItem(string itemId)
        {
            PackageItem pi;
            if (_itemsById.TryGetValue(itemId, out pi))
                return pi;
            else
                return null;
        }

        public PackageItem getBranch()
        {
            if (branches != null && owner._branchIndex != -1)
            {
                string itemId = branches[owner._branchIndex];
                if (itemId != null)
                {
                    return(owner.GetItem(itemId));
                }
            }

            return(this);
        }