请教有人用过人人api么

        /// <summary>        /// 用户名密码方式，无权限        /// </summary>        /// <param name="username">用户名</param>        /// <param name="password">密码</param>        /// <param name="secretKey">应用程序secretkey</param>        /// <param name="callback">回调</param>        public void Login(string username, string password, string secretKey,            LoginCompletedHandler callback)        {            rrSDK.LogIn(username, password, secretKey, callback);        }