Exemplos de QueryResultIterator::bindingCount em C++ (Cpp)

Exemplo n.º 1

Arquivo: mainwindow.cpp Projeto: KDE/kdeexamples

void MainWindow::query()
{
  if (tag->text().isEmpty() && text->toPlainText().isEmpty())
    return;

  static Soprano::Model *model = Nepomuk2::ResourceManager::instance()->mainModel();

  Nepomuk2::Query::ComparisonTerm tag_term;
  Nepomuk2::Query::LiteralTerm text_term;
  if (!tag->text().isEmpty())
    tag_term = Nepomuk2::Query::ComparisonTerm(Soprano::Vocabulary::NAO::hasTag(), Nepomuk2::Query::LiteralTerm(tag->text()));
  if (!text->toPlainText().isEmpty())
    text_term = Nepomuk2::Query::LiteralTerm(text->toPlainText());

  Nepomuk2::Query::Query query(Nepomuk2::Query::AndTerm(tag_term, text_term));
  url->setText(query.toSearchUrl().url());

  Soprano::QueryResultIterator it = model->executeQuery(query.toSparqlQuery(), Soprano::Query::QueryLanguageSparql);
  QString text_result;
  while(it.next())
  {
    for (int i=0; i< it.bindingCount(); ++i)
    {
      text_result += it.binding(i).toString();
      text_result += "<br>";
    }
  }

  result->setText(text_result);
}