private void btnSeeFriends_Click(object sender, EventArgs e) { FriendsGridView.Rows.Clear(); var allUsers = _service.GetAllTheUsers(); foreach (var aux in allUsers) { if (aux.ID != _dataStorage.UserId) { var userTable = new UserTable { ID = aux.ID, firstName = aux.firstName }; var index = FriendsGridView.Rows.Add(); var row = FriendsGridView.Rows[index]; if (userTable.ID != _dataStorage.UserId) { row.Cells["ID"].Value = userTable.ID; row.Cells["PersonName"].Value = userTable.firstName + " " + userTable.lastName; if (_service.AreFriends(_dataStorage.UserId, userTable.ID)) { row.Cells["isFriend"].Value = "true"; } else { row.Cells["isFriend"].Value = "false"; } } } } }