C# Clone控件

    /// <summary>
    /// Perform a Clone of the object asdfas.
    /// </summary>
    /// <typeparam name="T">The type of object being cloned.</typeparam>
    /// <param name="source">The object instance to clone.</param>
    /// <returns>The cloned object.</returns>
    public static T Clone<T>(T RealObject)
    {
        if (!typeof(T).IsSerializable)
            throw new ArgumentException("The type must be marked Serializable", "RealObject");

        // No need to serialize (or clone) null object, simply return null (or the object itself)
        if (Object.ReferenceEquals(RealObject, null))
            return default(T);

        using (Stream objectStream = new MemoryStream())
        {
            IFormatter formatter = new BinaryFormatter();
            formatter.Serialize(objectStream, RealObject);
            objectStream.Seek(0, SeekOrigin.Begin);
            return (T)formatter.Deserialize(objectStream);
        }
    }