private void but_del_Click(object sender, EventArgs e) { if (this.lsvHouse.SelectedItems.Count <= 0) { MessageBox.Show("请选择要删除的库房!"); return; } if (Clsxtpz.selectHouseID == 0) { return; } if (T_Sysset.isHouseData()) { MessageBox.Show("此库房存在数据无法删除!"); return; } V_HouseName.HouseSetid = Clsxtpz.selectHouseID; T_Sysset.DeleteHouse(); LoadHouse(); }