I took this example from Qt4 examples.

model= new QSqlRelationalTableModel(this);
model->setTable("person");
model->setHeaderData(0, Qt::Horizontal, QObject::tr("ID"));
model->setHeaderData(1, Qt::Horizontal, QObject::tr("Name"));
model->setHeaderData(2, Qt::Horizontal, QObject::tr("Last Name"));
model->select();
tableView->setModel(model);


I added
QObject::connect(tableView, SIGNAL(clicked(QModelIndex)), getItem, SLOT(click()));

Now i want to take person.id from this model in the current selection. I need an example. Thanks.