/// <summary>
/// Renders JSON data that can be added on the client side using .flexAddData()
/// Rows must first be populated.
/// </summary>
/// <param name="page"></param>
/// <returns></returns>
public string RenderFlexData(int page)
{
var jsonObj = new JSONObject(new { page = page.ToString(), total = Rows.Count.ToString(), rows = Rows });
return(jsonObj.Render());
}