C++ Form::visit方法代码示例

void
OPENLDAP::Source::on_new_book_form_submitted (bool submitted,
        Ekiga::Form &result)
{
    if (!submitted)
        return;

    std::string errmsg;

    if (OPENLDAP::BookFormInfo (result, bookinfo, errmsg)) {
        Ekiga::FormRequestSimple request(sigc::mem_fun (this, &OPENLDAP::Source::on_new_book_form_submitted));

        result.visit (request);
        request.error (errmsg);

        if (!questions.handle_request (&request)) {

            // FIXME: better error reporting
#ifdef __GNUC__
            std::cout << "Unhandled form request in "
                      << __PRETTY_FUNCTION__ << std::endl;
#endif
        }
        return;
    }

    add ();
    save ();
}

bool
OPENLDAP::Book::on_sasl_form_submitted (bool submitted,
					Ekiga::Form &result,
                                        std::string &/*error*/)
{
  if (!submitted)
    return false;

  result.visit (*saslform);

  return true;
}

void Opal::Bank::on_new_account_form_submitted (Ekiga::Form &result,
                                                Account::Type t)
{
  try {

    Ekiga::FormRequestSimple request;

    std::string error;
    std::string new_name = (t == Opal::Account::SIP || t == Opal::Account::H323) ? result.text ("name") : result.hidden ("name");
    std::string new_host = (t == Opal::Account::SIP || t == Opal::Account::H323) ? result.text ("host") : result.hidden ("host");
    std::string new_user = result.text ("user");
    std::string new_authentication_user = (t == Opal::Account::SIP) ? result.text ("authentication_user") : new_user;
    std::string new_password = result.private_text ("password");
    bool new_enabled = result.boolean ("enabled");
    unsigned new_timeout = atoi ((t == Opal::Account::SIP || t == Opal::Account::H323) ? 
                                 result.text ("timeout").c_str () : result.hidden ("timeout").c_str ());

    result.visit (request);

    if (new_name.empty ()) 
      error = _("You did not supply a name for that account.");
    else if (new_host.empty ()) 
      error = _("You did not supply a host to register to.");
    else if (new_user.empty ())
      error = _("You did not supply a user name for that account.");
    else if (new_timeout < 10)
      error = _("The timeout should have a bigger value.");

    if (!error.empty ()) {
      request.error (error);
      request.submitted.connect (sigc::bind (sigc::mem_fun (this, &Opal::Bank::on_new_account_form_submitted) ,t));

      if (!questions.handle_request (&request)) {
#ifdef __GNUC__
        std::cout << "Unhandled form request in "
          << __PRETTY_FUNCTION__ << std::endl;
#endif
      }
    }
    else {

      add (t, new_name, new_host, new_user, new_authentication_user, new_password, new_enabled, new_timeout);
      save ();
    }

  } catch (Ekiga::Form::not_found) {

    std::cerr << "Invalid result form" << std::endl;
  }
}

void
Local::Heap::new_presentity_form_submitted (bool submitted,
					    Ekiga::Form &result)
{
  if (!submitted)
    return;

  gmref_ptr<Ekiga::PresenceCore> presence_core = core.get ("presence-core");
  const std::string name = result.text ("name");
  const std::string good_uri = result.hidden ("good-uri");
  std::string uri;
  const std::set<std::string> groups = result.editable_set ("groups");

  if (good_uri == "yes")
    uri = result.hidden ("uri");
  else
    uri = result.text ("uri");

  size_t pos = uri.find_first_of (' ');
  if (pos != std::string::npos)
    uri = uri.substr (0, pos);
  if (presence_core->is_supported_uri (uri)
      && !has_presentity_with_uri (uri)) {

    add (name, uri, groups);
    save ();
  } else {

    Ekiga::FormRequestSimple request(sigc::mem_fun (this, &Local::Heap::new_presentity_form_submitted));

    result.visit (request);
    if (!presence_core->is_supported_uri (uri))
      request.error (_("You supplied an unsupported address"));
    else
      request.error (_("You already have a contact with this address!"));

    if (!questions.handle_request (&request)) {

      // FIXME: better error handling
#ifdef __GNUC__
      std::cout << "Unhandled form request in "
		<< __PRETTY_FUNCTION__ << std::endl;
#endif
    }
  }
}

void Opal::Bank::on_new_account_form_submitted (bool submitted,
						Ekiga::Form &result,
                                                Account::Type acc_type)
{
  if (!submitted)
    return;

  boost::shared_ptr<Ekiga::FormRequestSimple> request = boost::shared_ptr<Ekiga::FormRequestSimple> (new Ekiga::FormRequestSimple (boost::bind (&Opal::Bank::on_new_account_form_submitted, this, _1, _2, acc_type)));

  std::string error;
  std::string new_name = (acc_type == Opal::Account::SIP
			  || acc_type == Opal::Account::H323) ? result.text ("name") : result.hidden ("name");
  std::string new_host = (acc_type == Opal::Account::SIP
			  || acc_type == Opal::Account::H323) ? result.text ("host") : result.hidden ("host");
  std::string new_user = result.text ("user");
  std::string new_authentication_user = (acc_type == Opal::Account::SIP) ? result.text ("authentication_user") : new_user;
  std::string new_password = result.private_text ("password");
  bool new_enabled = result.boolean ("enabled");
  unsigned new_timeout = atoi ((acc_type == Opal::Account::SIP
				|| acc_type == Opal::Account::H323) ?
			       result.text ("timeout").c_str () : result.hidden ("timeout").c_str ());

  result.visit (*request);

  if (new_name.empty ())
    error = _("You did not supply a name for that account.");
  else if (new_host.empty ())
    error = _("You did not supply a host to register to.");
  else if (new_user.empty ())
    error = _("You did not supply a user name for that account.");
  else if (new_timeout < 10)
    error = _("The timeout should be at least 10 seconds.");

  if (!error.empty ()) {
    request->error (error);

    questions (request);
  }
  else {

    add (acc_type, new_name, new_host, new_user, new_authentication_user,
	 new_password, new_enabled, new_timeout);
    save ();
  }
}

void
Local::Heap::new_presentity_form_submitted (bool submitted,
					    Ekiga::Form &result)
{
  if (!submitted)
    return;

  boost::shared_ptr<Ekiga::PresenceCore> pcore = presence_core.lock ();
  if (!pcore)
    return;

  const std::string name = result.text ("name");
  const std::string good_uri = result.hidden ("good-uri");
  std::string uri;
  const std::set<std::string> groups = result.editable_set ("groups");

  if (good_uri == "yes")
    uri = result.hidden ("uri");
  else
    uri = result.text ("uri");

  uri = canonize_uri (uri);

  if (pcore->is_supported_uri (uri)
      && !has_presentity_with_uri (uri)) {

    add (name, uri, groups);
    save ();
  } else {

    boost::shared_ptr<Ekiga::FormRequestSimple> request = boost::shared_ptr<Ekiga::FormRequestSimple>(new Ekiga::FormRequestSimple (boost::bind (&Local::Heap::new_presentity_form_submitted, this, _1, _2)));

    result.visit (*request);
    if (!pcore->is_supported_uri (uri))
      request->error (_("You supplied an unsupported address"));
    else
      request->error (_("You already have a contact with this address!"));

    questions (request);
  }
}

void
Ekiga::FormDumper::dump (const Ekiga::Form &form)
{
    form.visit (*this);
}