FirstFloor.ModernUI.Windows.Controls.FrameworkElementAdorner.DetermineHeight C# (CSharp) Method

        private double DetermineHeight() {
            if (!double.IsNaN(PositionY)) return _child.DesiredSize.Height;
            switch (_child.VerticalAlignment) {
                case VerticalAlignment.Top:
                    return _child.DesiredSize.Height;
                case VerticalAlignment.Bottom:
                    return _child.DesiredSize.Height;
                case VerticalAlignment.Center:
                    return _child.DesiredSize.Height;
                case VerticalAlignment.Stretch:
                    return AdornedElement.ActualHeight;
                default:
                    return 0d;
            }
        }