SilverlightMappingToolBasic.UI.SuperGraph.View.SuperGraphControl.ISelectorControl C# (CSharp) Method

        void ISelectorControl.CentraliseMostImportantParent()
        {
            var parentNodes = GetVisibleNodeControls().Where(q => q.ParentNodes.Count == 0);
            NodeControl mostImportantParent = null;
            foreach (NodeControl parent in parentNodes)
            {
                if (mostImportantParent == null)
                {
                    mostImportantParent = parent;
                }
                else if (parent.GetAllChildNodeControls().Count() > mostImportantParent.GetAllChildNodeControls().Count())
                {
                    mostImportantParent = parent;
                }
            }

            if (mostImportantParent == null)
            {
                var ordered =
                    GetVisibleNodeControls()
                        .OrderBy(q => q.ViewModelNode.Location.Y)
                        .ThenBy(q => q.ViewModelNode.Location.X);
                mostImportantParent = ordered.FirstOrDefault();
            }


            if (mostImportantParent != null)
            {
                CentraliseNodeVertically(mostImportantParent);
            }
        }