/// <summary>
/// 渲染表头
/// </summary>
private void RenderHeaderRow(TextWriter writer, HtmlEncoder encoder)
{
var headerRowBuilder = new HeaderRowBuilder();
headerRowBuilder.AddColumns(_config.GetValue(UiConst.Columns), _config.GetValue(UiConst.StickyHeader).ToBoolOrNull());
headerRowBuilder.WriteTo(writer, encoder);
}
