ARCed.UI.DockPanel.FocusManagerImpl.ContentContains C# (CSharp) Method

            private static bool ContentContains(IDockContent content, IntPtr hWnd)
            {
                Control control = FromChildHandle(hWnd);
                for (Control parent = control; parent != null; parent = parent.Parent)
                    if (parent == content.DockHandler.Form)
                        return true;

                return false;
            }