/// <summary> /// 添加好友 /// </summary> /// <param name="sNickName">好友昵称</param> private void add_friend(string sNickName) { UserBLL udb = new UserBLL(); string sReSql = string.Empty; string SorT = string.Empty; DataTable dt = new DataTable(); string FriendId = string.Empty; FriendId = udb.GetFriendID(sNickName); SorT = udb.GetSorT(sNickName); bool bSuccess = udb.AddFriend(udb.user.UserID.ToString(), FriendId, SorT); if (bSuccess) { MessageBox.Show("添加好友成功!"); } else { MessageBox.Show("该好友已存在!"); } }