public static GriddlyFilterList FilterBool(this GriddlyColumn column, string trueLabel = "Yes", string falseLabel = "No", string nullItemText = null, bool isMultiple = false, bool defaultSelectAll = false, bool isNoneAll = false, string field = null, string caption = null, string htmlClass = null, string captionPlural = null)
 {
     return(column.FilterList(BuildBoolItems(trueLabel, falseLabel), isMultiple, defaultSelectAll, nullItemText, isNoneAll, field, caption, htmlClass, captionPlural));
 }
 public static GriddlyFilterList FilterEnum <T>(this GriddlyColumn column, IEnumerable <T> items, bool isMultiple = true, bool defaultSelectAll = false, string nullItemText = null, bool isNoneAll = true, string field = null, string caption = null, string htmlClass = null, string captionPlural = null)
     where T : struct
 {
     return(column.FilterList(Extensions.ToSelectListItems(items).OrderBy(x => x.Text), isMultiple, defaultSelectAll, nullItemText, isNoneAll, field, caption, htmlClass, captionPlural));
 }