ShootBlues.Win32.GetWindowClassString C# (CSharp) Méthode

        public static string GetWindowClassString(IntPtr hWnd)
        {
            var sb = new StringBuilder(256);
            int numChars = GetClassName(hWnd, sb, 256);
            if (numChars > 0)
                return sb.ToString(0, numChars);
            else
                return null;
        }