private void UpdateUserList() { if (!EnsureLoginState()) { return; } var userList = _secSystem.GetUsers(); UsersList.Items.Clear(); foreach (var user in userList) { SecLevel secLevel = _secSystem.GetSecLevelById(user.SecLevelId); var secLevelName = secLevel.Name; var item = new ListViewItemWithId(user.Id, user.FirstName + " " + user.LastName + " ---- " + secLevelName); UsersList.Items.Add(item); } }