Xamarin IOS C# NSAttributedString example

gistfile1.txt

/// http://forums.xamarin.com/discussion/18460/uitextview-and-html
/// <summary>
    /// Gets the attributed string from html-string.
    /// </summary>
    /// <returns>The attributed string from html.</returns>
    /// <param name="html">Html.</param>
    public static NSAttributedString GetAttributedStringFromHtml(string html)
    {
        NSError error = null;
        var htmlString = new NSAttributedString (NSUrl.FromString(html), 
            new NSAttributedStringDocumentAttributes{ DocumentType = NSDocumentType.HTML }, 
            ref error);
        return htmlString;
    }

    /// <summary>
    /// Get attributed String from an URL-object
    /// </summary>
    /// <returns>The attributed string from html.</returns>
    /// <param name="html">Html.</param>
    public static NSAttributedString GetAttributedStringFromHtml(NSUrl html)
    {
        NSAttributedStringDocumentAttributes importParams = new NSAttributedStringDocumentAttributes();
        importParams.DocumentType = NSDocumentType.HTML;
        NSError error = null;
        //NSDictionary dict = new NSDictionary ();
        var attrString = new NSAttributedString (html, ref error);
        return attrString;
    }

    /// <summary>
    /// Gets the HTML from attributed string.
    /// </summary>
    /// <returns>The HTML from attributed string.</returns>
    /// <param name="attributedString">Attributed string.</param>
    public static NSString GetHTML(NSAttributedString attributedString)
    {
        var exportParams = new NSAttributedStringDocumentAttributes();
        exportParams.DocumentType = NSDocumentType.HTML ;
        NSError err = null;
        NSData htmlData = attributedString.GetDataFromRange (new NSRange(0, attributedString.Length), 
            exportParams, ref err);
        var retString = new NSString (htmlData, NSStringEncoding.UTF8);
        return retString;
    }
}