private void ManejoDatos(Guid dataKeys)
        {
            //==================ALUMNO============================
            alumnosServices.ObtenerAlumno(dataKeys);
            txtIdentificador.Text            = alumnosServices.alumnosRepository.alumnosGridViewModel.VchIdentificador;
            txtNombre.Text                   = alumnosServices.alumnosRepository.alumnosGridViewModel.VchNombres;
            txtApePaterno.Text               = alumnosServices.alumnosRepository.alumnosGridViewModel.VchApePaterno;
            txtApeMaterno.Text               = alumnosServices.alumnosRepository.alumnosGridViewModel.VchApeMaterno;
            txtMatricula.Text                = alumnosServices.alumnosRepository.alumnosGridViewModel.VchMatricula;
            ViewState["ActualizarMatricula"] = alumnosServices.alumnosRepository.alumnosGridViewModel.VchMatricula;
            txtCorreo.Text                   = alumnosServices.alumnosRepository.alumnosGridViewModel.VchCorreo;
            if (alumnosServices.alumnosRepository.alumnosGridViewModel.BitBeca)
            {
                ddlBeca.SelectedIndex     = 1;
                ddlTipoBeca.SelectedValue = alumnosServices.alumnosRepository.alumnosGridViewModel.VchTipoBeca;
                txtBeca.Text = alumnosServices.alumnosRepository.alumnosGridViewModel.DcmBeca.ToString();
            }
            else
            {
                ddlBeca.SelectedIndex = 0;
                txtBeca.Text          = string.Empty;
            }
            ViewState["ActualizarCorreo"] = alumnosServices.alumnosRepository.alumnosGridViewModel.VchCorreo;
            ddlEstatus.SelectedIndex      = ddlEstatus.Items.IndexOf(ddlEstatus.Items.FindByValue(alumnosServices.alumnosRepository.alumnosGridViewModel.UidEstatus.ToString()));

            //==================TELÉFONO===================================
            telefonosAlumnosServices.ObtenerTelefonosAlumnos(dataKeys);
            txtNumero.Text           = telefonosAlumnosServices.telefonosAlumnosRepository.telefonosAlumnos.VchTelefono;
            ddlPrefijo.SelectedIndex = ddlPrefijo.Items.IndexOf(ddlPrefijo.Items.FindByValue(telefonosAlumnosServices.telefonosAlumnosRepository.telefonosAlumnos.UidPrefijo.ToString()));
        }