private async void Render(string obj) { WebViewControl control = new WebViewControl(); string content = ""; switch (obj.ToLower()) { case "html": content = View.GetHTMLString(); control.LoadHtmlText(content); break; case "md": control.LoadMarkdown(View.EditorText); break; default: return; } await _app.ShowDialog("Preview", control, DialogButtons.Ok, false); }