BrightnessTray.WindowPositioning.GetNotifyIconRectWindows7 C# (CSharp) Метод

        public static Rect? GetNotifyIconRectWindows7(NotifyIcon notifyicon)
        {
            if (Compatibility.CurrentWindowsVersion != Compatibility.WindowsVersion.Windows7Plus)
                throw new PlatformNotSupportedException("This method can only be used under Windows 7 or later. Please use GetNotifyIconRectangleLegacy() if you use an earlier operating system.");

            // get notify icon id
            FieldInfo idFieldInfo = notifyicon.GetType().GetField("id", BindingFlags.NonPublic | BindingFlags.Instance);
            int iconid = (int)idFieldInfo.GetValue(notifyicon);

            // get notify icon hwnd
            IntPtr iconhandle;
            try
            {
                FieldInfo windowFieldInfo = notifyicon.GetType().GetField("window", BindingFlags.NonPublic | BindingFlags.Instance);
                System.Windows.Forms.NativeWindow nativeWindow = (System.Windows.Forms.NativeWindow)windowFieldInfo.GetValue(notifyicon);
                iconhandle = nativeWindow.Handle;
                if (iconhandle == null || iconhandle == IntPtr.Zero)
                    return null;
            } catch {
                return null;
            }

            NativeMethods.RECT rect = new NativeMethods.RECT();
            NativeMethods.NOTIFYICONIDENTIFIER nid = new NativeMethods.NOTIFYICONIDENTIFIER()
            {
                hWnd = iconhandle,
                uID = (uint)iconid
            };
            nid.cbSize = (uint)Marshal.SizeOf(nid);

            int result = NativeMethods.Shell_NotifyIconGetRect(ref nid, out rect);

            // 0 means success, 1 means the notify icon is in the fly-out - either is fine
            if (result != 0 && result != 1)
                return null;

            // convert to System.Rect and return
            return rect;
        }