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# certificateinfo.cpp Example File
network/securesocketclient/certificateinfo.cpp

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     #include "certificateinfo.h"
     #include "ui_certificateinfo.h"

     CertificateInfo::CertificateInfo(QWidget *parent)
         : QDialog(parent)
     {
         form = new Ui_CertificateInfo;
         form->setupUi(this);

         connect(form->certificationPathView, SIGNAL(currentRowChanged(int)),
                 this, SLOT(updateCertificateInfo(int)));
     }

     CertificateInfo::~CertificateInfo()
     {
         delete form;
     }

     void CertificateInfo::setCertificateChain(const QList<QSslCertificate> &chain)
     {
         this->chain = chain;

         form->certificationPathView->clear();

         for (int i = 0; i < chain.size(); ++i) {
             const QSslCertificate &cert = chain.at(i);
             form->certificationPathView->addItem(tr("%1%2 (%3)").arg(!i ? QString() : tr("Issued by: "))
                                                  .arg(cert.subjectInfo(QSslCertificate::Organization))
                                                  .arg(cert.subjectInfo(QSslCertificate::CommonName)));
         }

         form->certificationPathView->setCurrentRow(0);
     }

     void CertificateInfo::updateCertificateInfo(int index)
     {
         form->certificateInfoView->clear();
         if (index >= 0 && index < chain.size()) {
             const QSslCertificate &cert = chain.at(index);
             QStringList lines;
             lines << tr("Organization: %1").arg(cert.subjectInfo(QSslCertificate::Organization))
                   << tr("Subunit: %1").arg(cert.subjectInfo(QSslCertificate::OrganizationalUnitName))
                   << tr("Country: %1").arg(cert.subjectInfo(QSslCertificate::CountryName))
                   << tr("Locality: %1").arg(cert.subjectInfo(QSslCertificate::LocalityName))
                   << tr("State/Province: %1").arg(cert.subjectInfo(QSslCertificate::StateOrProvinceName))
                   << tr("Common Name: %1").arg(cert.subjectInfo(QSslCertificate::CommonName))
                   << QString()
                   << tr("Issuer Organization: %1").arg(cert.issuerInfo(QSslCertificate::Organization))
                   << tr("Issuer Unit Name: %1").arg(cert.issuerInfo(QSslCertificate::OrganizationalUnitName))
                   << tr("Issuer Country: %1").arg(cert.issuerInfo(QSslCertificate::CountryName))
                   << tr("Issuer Locality: %1").arg(cert.issuerInfo(QSslCertificate::LocalityName))
                   << tr("Issuer State/Province: %1").arg(cert.issuerInfo(QSslCertificate::StateOrProvinceName))
                   << tr("Issuer Common Name: %1").arg(cert.issuerInfo(QSslCertificate::CommonName));
             foreach (QString line, lines)
                 form->certificateInfoView->addItem(line);
         } else {
             form->certificateInfoView->clear();
         }
     }