/// <summary>
/// 把IOrderedQueryable集合按照指定的属性与排序方式进行排序
/// </summary>
/// <typeparam name="T">数据集类型</typeparam>
/// <param name="source">要排序的数据集</param>
/// <param name="sortCondition">排序条件</param>
/// <returns>返回排序后的结果集</returns>
public static IOrderedQueryable <T> ThenBy <T>(this IOrderedQueryable <T> source, PropertySortCondition sortCondition)
{
if (sortCondition.CheckArgument("sortCondition"))
{
return(QueryableHelper <T> .ThenBy(source, sortCondition.PropertyName, sortCondition.ListSortDirection));
}
return(null);
}
/// <summary>
/// 把IQueryable集合按照指定的属性与排序方式进行排序
/// </summary>
/// <typeparam name="T">数据集类型</typeparam>
/// <param name="source">要排序的数据集</param>
/// <param name="propName">要排序的属性名称</param>
/// <param name="listSort">排序方式</param>
/// <returns>返回排序后的结果集</returns>
public static IOrderedQueryable <T> OrderBy <T>(this IQueryable <T> source, string propName,
ListSortDirection listSort = ListSortDirection.Ascending)
{
if (propName.CheckArgument("propName"))
{
return(QueryableHelper <T> .OrderBy(source, propName, listSort));
}
return(null);
}