BetterExplorerControls.AirspacePopup.CutBottom C# (CSharp) 메소드

		private double CutBottom(FrameworkElement placementTarget) {
			Point point = placementTarget.PointToScreen(new Point(placementTarget.ActualHeight, 0));
			point.Y += placementTarget.ActualHeight;
			return Math.Min(0, SystemParameters.VirtualScreenHeight - (Math.Max(SystemParameters.VirtualScreenHeight, point.Y)));
		}