private void BCProfileAdd_Click(object sender, RoutedEventArgs e)
 {
     if (DatGridNameList.SelectedIndex == -1)
     {
         _sqlHandler.AddPerson(
             nameFirst: this.TBName.Text,
             nameLast: this.TBName.Text,
             postalCode: this.TBPostalCode.Text,
             cityName: this.TBName.Text,
             streetName: this.TBName.Text,
             houseNumber: this.TBName.Text
             );
     }
     else
     {
         _sqlHandler.AddPerson(
             nameFirst: "",
             nameLast: "",
             postalCode: "",
             cityName: "",
             streetName: "",
             houseNumber: ""
             );
     }
 }