private string PasswInfo()
        {
            Password_Q q   = controller.RatePassword(passw_box.Text);
            string     q_s = "";

            switch (q)
            {
            case Password_Q.Bad: q_s = "Плохой"; break;

            case Password_Q.Normal: q_s = "Нормальный"; break;

            case Password_Q.Good: q_s = "Хороший"; break;

            case Password_Q.Great: q_s = "Отличный"; break;

            case Password_Q.Safe: q_s = "Надёжный"; break;
            }
            return(q_s);
        }
        private void pass_set_textbox_TextChanged(object sender, EventArgs e)
        {
            Password_Q q   = controller.RatePassword(login_box.Text);
            string     q_s = "";

            switch (q)
            {
            case Password_Q.Bad: q_s = "Плохой"; break;

            case Password_Q.Normal: q_s = "Нормальный"; break;

            case Password_Q.Good: q_s = "Хороший"; break;

            case Password_Q.Great: q_s = "Отличный"; break;

            case Password_Q.Safe: q_s = "Надёжный"; break;
            }
            //label4.Text = "Сложность: " + q_s;
        }