/// <summary>
/// 登陆
/// </summary>
/// <param name="name">姓名</param>
/// <param name="pwd">密码</param>
/// <returns>成功返回对象 否则返回null</returns>
public bool Login(string name, string pwd)
{
//用户输入的过滤
var user = UserValidate.GetUser(name, pwd);
if (user == null)
{
return(false);
}
this.User = user;
return(true);
}