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/**************************************************************************
**
** This file is part of Qt Creator
**
** Copyright (c) 2012 Nokia Corporation and/or its subsidiary(-ies).
**
** Contact: Nokia Corporation (qt-info@nokia.com)
**
**
** GNU Lesser General Public License Usage
**
** This file may be used under the terms of the GNU Lesser General Public
** License version 2.1 as published by the Free Software Foundation and
** appearing in the file LICENSE.LGPL included in the packaging of this file.
** Please review the following information to ensure the GNU Lesser General
** Public License version 2.1 requirements will be met:
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** Other Usage
**
** Alternatively, this file may be used in accordance with the terms and
** conditions contained in a signed written agreement between you and Nokia.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
**
**************************************************************************/
#include "componentversion.h"
#include <QString>
#include <limits>
using namespace LanguageUtils;
const int ComponentVersion::NoVersion = -1;
const int ComponentVersion::MaxVersion = std::numeric_limits<int>::max();
ComponentVersion::ComponentVersion()
: _major(NoVersion), _minor(NoVersion)
{
}
ComponentVersion::ComponentVersion(int major, int minor)
: _major(major), _minor(minor)
{
}
ComponentVersion::ComponentVersion(const QString &versionString)
: _major(NoVersion), _minor(NoVersion)
{
int dotIdx = versionString.indexOf(QLatin1Char('.'));
if (dotIdx == -1)
return;
bool ok = false;
int maybeMajor = versionString.left(dotIdx).toInt(&ok);
if (!ok)
return;
int maybeMinor = versionString.mid(dotIdx + 1).toInt(&ok);
if (!ok)
return;
_major = maybeMajor;
_minor = maybeMinor;
}
ComponentVersion::~ComponentVersion()
{
}
bool ComponentVersion::isValid() const
{
return _major >= 0 && _minor >= 0;
}
QString ComponentVersion::toString() const
{
return QString("%1.%2").arg(QString::number(_major),
QString::number(_minor));
}
namespace LanguageUtils {
bool operator<(const ComponentVersion &lhs, const ComponentVersion &rhs)
{
return lhs.majorVersion() < rhs.majorVersion()
|| (lhs.majorVersion() == rhs.majorVersion() && lhs.minorVersion() < rhs.minorVersion());
}
bool operator<=(const ComponentVersion &lhs, const ComponentVersion &rhs)
{
return lhs.majorVersion() < rhs.majorVersion()
|| (lhs.majorVersion() == rhs.majorVersion() && lhs.minorVersion() <= rhs.minorVersion());
}
bool operator>(const ComponentVersion &lhs, const ComponentVersion &rhs)
{
return rhs < lhs;
}
bool operator>=(const ComponentVersion &lhs, const ComponentVersion &rhs)
{
return rhs <= lhs;
}
bool operator==(const ComponentVersion &lhs, const ComponentVersion &rhs)
{
return lhs.majorVersion() == rhs.majorVersion() && lhs.minorVersion() == rhs.minorVersion();
}
bool operator!=(const ComponentVersion &lhs, const ComponentVersion &rhs)
{
return !(lhs == rhs);
}
}
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