ARCed.UI.DockContentHandler.IsDockStateValid C# (CSharp) Method

        public bool IsDockStateValid(DockState dockState)
        {
            if (this.DockPanel != null && dockState == DockState.Document && this.DockPanel.DocumentStyle == DocumentStyle.SystemMdi)
                return false;
            else
                return DockHelper.IsDockStateValid(dockState, this.DockAreas);
        }