System.Windows.Forms.XplatUIX11.RequestNCRecalc C# (CSharp) Method

		internal override void RequestNCRecalc(IntPtr handle) {
			Hwnd				hwnd;

			hwnd = Hwnd.ObjectFromHandle(handle);

			if (hwnd == null) {
				return;
			}

			PerformNCCalc(hwnd);
			SendMessage(handle, Msg.WM_WINDOWPOSCHANGED, IntPtr.Zero, IntPtr.Zero);
			InvalidateNC(handle);
		}