C# Wpf list 前移后移一个元素的操作

?

//List 向后移动一个元素

private void MoveBehindUtilityDataList(List<T> UtilityRecordList, int MoveIndex, T MovedData)

{

    T Current, tmp;

 

    tmp = T[MoveIndex];

    for (int i = MoveIndex; i < UtilityRecordList.Count - 1; i++)

    {

        Current = tmp;

        tmp = UtilityRecordList[i + 1];

        UtilityRecordList[i + 1] = Current;

    }

    UtilityRecordList[MoveIndex] = MovedData;

 

    return;

}

 

//List 向前移动一个元素

private void MoveFrontUtilityDataList(List<T> UtilityRecordList, int MoveIndex, T MovedData)

{

    for (int i = MoveIndex + 1; i < UtilityRecordList.Count; i++)

    {

         

        UtilityRecordList[i - 1] = UtilityRecordList[i];

    }

    UtilityRecordList[UtilityRecordList.Count - 1] = MovedData;

 

    return;

}