VersionHelpers.cs

using Microsoft.Win32;
using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.Text;

namespace AeroShot
{
	public static class VersionHelpers
	{
        public static bool AeroGlassForWin8IsRunning()
        {
            return Process.GetProcessesByName("aerohost").Length > 0;
        }

        public static bool HasAeroAfterglow()
        {
            return (Environment.OSVersion.Version.Build >= 6730 && Environment.OSVersion.Version.Build < 8432) || AeroGlassForWin8IsRunning();
        }

        public static bool HasAeroTransparency()
        {
            return (Environment.OSVersion.Version.Major == 6
                && Environment.OSVersion.Version.Major > 5001 // pre-reset is hell, 500x does't have Aero
                && Environment.OSVersion.Version.Build < 8432) || AeroGlassForWin8IsRunning();
        }

        public static bool IsWindowsVista() => (Environment.OSVersion.Version.Major == 6 && Environment.OSVersion.Version.Major == 0); // 6.0.5048-6.0.6469

        public static bool IsWindows7() => (Environment.OSVersion.Version.Major == 6 && Environment.OSVersion.Version.Major == 1); // 6.1.6519-6.2.7850 

        public static bool IsWindows8() => (Environment.OSVersion.Version.Major == 6 && Environment.OSVersion.Version.Major == 2); // 6.2.7875-6.3.9299

        public static bool IsWindows81() => (Environment.OSVersion.Version.Major == 6 && Environment.OSVersion.Version.Major == 3); // 6.3.9364-6.3.9785

        public static bool IsWindows10() => ((Environment.OSVersion.Version.Major == 6 && Environment.OSVersion.Version.Major == 4) // 6.4.9821-10.0.21390.2025
            || (Environment.OSVersion.Version.Major == 10 && Environment.OSVersion.Version.Build < 21900));

        public static bool IsWindows11() => Environment.OSVersion.Version.Build >= 21900;
    }
}