versiondialog.cpp

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/*
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
 * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
 * for more details.
 *
 * You should have received a copy of the GNU General Public License along
 * with this program; if not, see <http://www.gnu.org/licenses/>
 */

#include "versiondialog.h"

#include "coreconstants.h"
#include "icore.h"

#include <utils/qtcassert.h>

#include <QtCore/QDate>
#include <QtCore/QFile>
#include <QtCore/QSysInfo>

#include <QDialogButtonBox>
#include <QGridLayout>
#include <QLabel>
#include <QPushButton>
#include <QTextBrowser>
#include <QApplication>
#include <QDebug>

using namespace Core;
using namespace Core::Internal;
using namespace Core::Constants;

VersionDialog::VersionDialog(QWidget *parent)
    : QDialog(parent)
{
    // We need to set the window icon explicitly here since for some reason the
    // application icon isn't used when the size of the dialog is fixed (at least not on X11/GNOME)
    setWindowIcon(QIcon(":/core/gcs_nontrans_128"));

    setWindowTitle(tr("About " GCS_PROJECT_BRANDING_PRETTY " GCS"));
    setWindowFlags(windowFlags() & ~Qt::WindowContextHelpButtonHint);
    QGridLayout *layout = new QGridLayout(this);
    layout->setSizeConstraint(QLayout::SetFixedSize);
    QString versionName;
    QString versionHash;

    QString versionData = QLatin1String(GCS_REVISION_PRETTY_STR);
    if (versionData.split(QLatin1String("%@%")).length() >= 2) {
        versionName = versionData.split(QLatin1String("%@%")).at(0);
        versionHash = versionData.split(QLatin1String("%@%")).at(1);
    } else {
        qWarning() << "Invalid GCS version information:" << versionData;
    }

    QString ideRev;
#ifdef GCS_REVISION
    //: This gets conditionally inserted as argument %8 into the description string.
    QString revision = QString::fromLatin1(GCS_REVISION_STR)
                           .remove(0, 1 + (QString::fromLatin1(GCS_REVISION_STR).indexOf(":")));
    ideRev = tr("From revision %1<br/>").arg(revision);
#endif
    QString uavoHashStr;
#ifdef UAVO_HASH
    //: This gets conditionally inserted as argument %11 into the description string.
    QByteArray uavoHashArray;
    QString uavoHash = QString::fromLatin1(Core::Constants::UAVOSHA1_STR);
    uavoHash.chop(2);
    uavoHash.remove(0, 2);
    uavoHash = uavoHash.trimmed();
    bool ok;
    foreach (QString str, uavoHash.split(",")) {
        uavoHashArray.append(str.toInt(&ok, 16));
    }
    QString gcsUavoHashStr;
    foreach (char i, uavoHashArray) {
        gcsUavoHashStr.append(QString::number(i, 16).right(2));
    }
    uavoHashStr = tr("UAVO hash %1<br/>").arg(gcsUavoHashStr.left(8));
#endif
    const QString version_name = tr("<h3><center>" GCS_PROJECT_BRANDING_PRETTY "GCS<center></h3>"
                                    "<h4><center>%1: %2</center></h4>")
                                     .arg(versionName, versionHash);
    const QString version_description =
        tr("Based on Qt %1 (%2 bit)<br/>"
           "<br/>"
           "Built on %3 at %4<br />"
           "<br/>"
           "%5"
           "<br/>"
           "%6"
           "<br/>")
            .arg(QLatin1String(QT_VERSION_STR), QString::number(QSysInfo::WordSize),
                 QLatin1String(__DATE__), QLatin1String(__TIME__), ideRev, uavoHashStr);

    QString copyright =
        tr("Copyright %0 %1, 2012-2015 Tau Labs, 2010-2012 OpenPilot. All rights reserved.<br/>"
           "<br/>"
           "Between 2010 and 2012, a significant part of this application was designed "
           "and implemented within the OpenPilot project.<br/>"
           "This work was further based on work from the Nokia Corporation for Qt Creator.<br/>"
           "<br/>"
           "<small>This program is free software; you can redistribute it and/or modify"
           "it under the terms of the GNU General Public License as published by"
           "the Free Software Foundation; either version 3 of the License, or"
           "(at your option) any later version.<br/><br/>"
           "The program is provided AS IS with NO WARRANTY OF ANY KIND, "
           "INCLUDING THE WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A "
           "PARTICULAR PURPOSE.</small><br/>")
            .arg(QLatin1String(GCS_YEAR), (QLatin1String(GCS_AUTHOR)));

    QLabel *versionNameLabel = new QLabel(version_name);
    QLabel *versionDescription = new QLabel(version_description);
    versionDescription->setWordWrap(true);
    versionDescription->setOpenExternalLinks(true);
    versionDescription->setTextInteractionFlags(Qt::TextBrowserInteraction);
    versionNameLabel->setWordWrap(true);
    versionNameLabel->setOpenExternalLinks(true);
    versionNameLabel->setTextInteractionFlags(Qt::TextBrowserInteraction);

    QDialogButtonBox *buttonBox = new QDialogButtonBox(QDialogButtonBox::Close);
    QPushButton *closeButton = buttonBox->button(QDialogButtonBox::Close);
    QTC_ASSERT(closeButton, );
    buttonBox->addButton(closeButton, QDialogButtonBox::ButtonRole(QDialogButtonBox::RejectRole
                                                                   | QDialogButtonBox::AcceptRole));
    connect(buttonBox, SIGNAL(rejected()), this, SLOT(reject()));

    QLabel *logoLabel = new QLabel;
    logoLabel->setPixmap(QPixmap(QLatin1String(":/core/gcs_logo_128")));

    QLabel *copyRightLabel = new QLabel(copyright);
    copyRightLabel->setWordWrap(true);
    copyRightLabel->setOpenExternalLinks(true);
    copyRightLabel->setTextInteractionFlags(Qt::TextBrowserInteraction);

    layout->addWidget(versionNameLabel, 0, 0, 1, 2);
    layout->addWidget(logoLabel, 1, 1, 1, 1);
    layout->addWidget(versionDescription, 1, 0, 1, 1);
    layout->addWidget(copyRightLabel, 3, 0, 1, 2);
    layout->addWidget(buttonBox, 5, 0, 1, 2);
}