hMailServer.Administrator.Dialogs.formSelectUsers.ListGroups C# (CSharp) Method

        private void ListGroups()
        {
            EnableDomainsAndList(false);
            listItems.Enabled = true;

            listItems.Items.Clear();

            hMailServer.Settings settings = APICreator.Application.Settings;
            hMailServer.Groups groups = settings.Groups;

            for (int i = 0; i < groups.Count; i++)
            {
                hMailServer.Group group = groups[i];

                ListViewItem item = listItems.Items.Add(group.Name);
                item.Tag = group.ID;

                Marshal.ReleaseComObject(group);
            }

            Marshal.ReleaseComObject(settings);
            Marshal.ReleaseComObject(groups);
        }