public LoginModel() { db = new DBKTX(); }
public NguoiDungModel() { db = new DBKTX(); }
public PhongModel() { db = new DBKTX(); }
public QLNModel() { db = new DBKTX(); }
public QLSVsModel() { db = new DBKTX(); }
public HoaDonModel() { context = new DBKTX(); }
public HoaDonModel() { db = new DBKTX(); }
public QLPSVModel() { db = new DBKTX(); }
public UserModel() { db = new DBKTX(); }
public UserDAO() { db = new DBKTX(); }