BrightnessTray.WindowPositioning.GetWorkingArea C# (CSharp) Метод

        public static Rect GetWorkingArea(Rect rectangle)
        {
            NativeMethods.RECT rect = (NativeMethods.RECT)rectangle;
            IntPtr monitorhandle = NativeMethods.MonitorFromRect(ref rect, NativeMethods.MONITOR_DEFAULTTONEAREST);

            NativeMethods.MONITORINFO monitorinfo = new NativeMethods.MONITORINFO();
            monitorinfo.cbSize = (uint)Marshal.SizeOf(monitorinfo);

            bool result = NativeMethods.GetMonitorInfo(monitorhandle, ref monitorinfo);
            if (!result)
                throw new Exception("Failed to retrieve monitor information.");

            return monitorinfo.rcWork;
        }