winform保存用户登录(单态模式)

public class LoginInfo { /// /// 此静态类用于存储用户名 /// private static LoginInfo FLoginInfo = null;

public int UserID = 0;

public string UserName = "";

public LoginInfo() { }

public static LoginInfo GetLoginInfo() { return GetLoginInfo(0, ""); }

public static LoginInfo GetLoginInfo(int userID, string userName)

{ if (FLoginInfo == null) {

FLoginInfo = new LoginInfo();

FLoginInfo.UserID = userID;

FLoginInfo.UserName = userName;

}

return FLoginInfo;

}