Microsoft.AspNet.SignalR.Client.WP8.Samples.TextBlockWriter.WriteLine C# (CSharp) Méthode

        public override void WriteLine(string value)
        {            
            _context.Post(delegate
            {
                if (_text.Text.Length > 500)
                {
                    _text = CreateNew();
                    _stackPanel.Children.Add(_text);
                }

                if (_text.Text.Length > 0)
                {
                    _text.Text = _text.Text + Environment.NewLine + value;
                }
                else
                {
                    _text.Text = value;
                }                
            }, state: null);
        }