ARCed.UI.DockPanel.DockDragHandler.DockOutline.CalculateRegion C# (CSharp) Method

                private void CalculateRegion()
                {
                    if (SameAsOldValue)
                        return;

                    if (!FloatWindowBounds.IsEmpty)
                        this.SetOutline(FloatWindowBounds);
                    else if (DockTo is DockPanel)
                        this.SetOutline(DockTo as DockPanel, Dock, (ContentIndex != 0));
                    else if (DockTo is DockPane)
                        this.SetOutline(DockTo as DockPane, Dock, ContentIndex);
                    else
                        this.SetOutline();
                }