Paint.TwitterIOS5.PostImage C# (CSharp) Method

        public void PostImage(string filename)
        {
            if (TWTweetComposeViewController.CanSendTweet)
            {
                this.PostMessage(filename);
            }
            else
            {
                this.DisplayCannotPostMessage();
            }
        }

 /// <summary>
 /// Posts the image to twitter (when using iOS5).
 /// </summary>
 /// <param name="pictureId">Picture identifier.</param>
 private void PostImageToTwitterIOS5(Guid pictureId)
 {
     var filenameResolver = this.CreateFilenameResolver(pictureId);
     var twitterIOS5 = new TwitterIOS5(this);
     twitterIOS5.PostImage(filenameResolver.MasterImageFilename);
 }