public bool DelBum()
{
bool b = true;
blist = bm.GetModelList("b_hid=" + bid + "");
if (blist.Count > 0)
{
b = false; //存在下级目录
}
else
{
bm.Delete(Convert.ToInt64(bid));
if (tb.GetModelList("by_bid='" + bid + "'").Count != 0)
{
tb.Delete(Convert.ToInt32(tb.GetModelList("by_bid='" + bid + "'")[0].by_id));
}
}
return(b);
}
