hMailServer.Administrator.ucDomain.buttonRemove_Click C# (CSharp) Method

        private void buttonRemove_Click(object sender, EventArgs e)
        {
            DomainAliases domainAliases = _domain.DomainAliases;
            foreach (ListViewItem item in listAliases.SelectedItems)
            {
                int id = Convert.ToInt32(item.Tag);
                domainAliases.DeleteByDBID(id);
            }

            Marshal.ReleaseComObject(domainAliases);
            ListDomainAliases();
        }