public static void MoveSelectedItemsInternalOne <T>(ListView lv,
PwObjectList <T> v, bool bUp)
where T : class, IDeepCloneable <T>
{
if (lv == null)
{
throw new ArgumentNullException("lv");
}
if (v == null)
{
throw new ArgumentNullException("v");
}
if (lv.Items.Count != (int)v.UCount)
{
throw new ArgumentException();
}
ListView.SelectedListViewItemCollection lvsic = lv.SelectedItems;
if (lvsic.Count == 0)
{
return;
}
int nStart = (bUp ? 0 : (lvsic.Count - 1));
int nEnd = (bUp ? lvsic.Count : -1);
for (int i = nStart; i != nEnd; i += (bUp ? 1 : -1))
{
v.MoveOne(lvsic[i].Tag as T, bUp);
}
}