- Qt 5.5
- Qt Network
- Secure Socket Client Example
- certificateinfo.cpp Example File
- Qt 5.5.1 Reference Documentation

# certificateinfo.cpp Example File

securesocketclient/certificateinfo.cpp

    /****************************************************************************
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    ** This file is part of the examples of the Qt Toolkit.
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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(currentIndexChanged(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).join(QLatin1Char(' ')))
                                                 .arg(cert.subjectInfo(QSslCertificate::CommonName).join(QLatin1Char(' '))));
        }

        form->certificationPathView->setCurrentIndex(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).join(QLatin1Char(' ')))
                  << tr("Subunit: %1").arg(cert.subjectInfo(QSslCertificate::OrganizationalUnitName).join(QLatin1Char(' ')))
                  << tr("Country: %1").arg(cert.subjectInfo(QSslCertificate::CountryName).join(QLatin1Char(' ')))
                  << tr("Locality: %1").arg(cert.subjectInfo(QSslCertificate::LocalityName).join(QLatin1Char(' ')))
                  << tr("State/Province: %1").arg(cert.subjectInfo(QSslCertificate::StateOrProvinceName).join(QLatin1Char(' ')))
                  << tr("Common Name: %1").arg(cert.subjectInfo(QSslCertificate::CommonName).join(QLatin1Char(' ')))
                  << QString()
                  << tr("Issuer Organization: %1").arg(cert.issuerInfo(QSslCertificate::Organization).join(QLatin1Char(' ')))
                  << tr("Issuer Unit Name: %1").arg(cert.issuerInfo(QSslCertificate::OrganizationalUnitName).join(QLatin1Char(' ')))
                  << tr("Issuer Country: %1").arg(cert.issuerInfo(QSslCertificate::CountryName).join(QLatin1Char(' ')))
                  << tr("Issuer Locality: %1").arg(cert.issuerInfo(QSslCertificate::LocalityName).join(QLatin1Char(' ')))
                  << tr("Issuer State/Province: %1").arg(cert.issuerInfo(QSslCertificate::StateOrProvinceName).join(QLatin1Char(' ')))
                  << tr("Issuer Common Name: %1").arg(cert.issuerInfo(QSslCertificate::CommonName).join(QLatin1Char(' ')));
            foreach (QString line, lines)
                form->certificateInfoView->addItem(line);
        } else {
            form->certificateInfoView->clear();
        }
    }