FairyGUI.GRoot.CheckPopups C# (CSharp) Method

        void CheckPopups()
        {
            _justClosedPopups.Clear();
            if (_popupStack.Count > 0)
            {
                DisplayObject mc = Stage.inst.touchTarget as DisplayObject;
                bool handled = false;
                while (mc != Stage.inst && mc != null)
                {
                    if (mc.gOwner != null)
                    {
                        int k = _popupStack.IndexOf(mc.gOwner);
                        if (k != -1)
                        {
                            for (int i = _popupStack.Count - 1; i > k; i--)
                            {
                                int last = _popupStack.Count - 1;
                                GObject popup = _popupStack[last];
                                ClosePopup(popup);
                                _justClosedPopups.Add(popup);
                                _popupStack.RemoveAt(last);
                            }
                            handled = true;
                            break;
                        }
                    }
                    mc = mc.parent;
                }

                if (!handled)
                {
                    for (int i = _popupStack.Count - 1; i >= 0; i--)
                    {
                        GObject popup = _popupStack[i];
                        ClosePopup(popup);
                        _justClosedPopups.Add(popup);
                    }
                    _popupStack.Clear();
                }
            }
        }