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Diffstat (limited to 'src/corelib/global/qoperatingsystemversion.h')
| -rw-r--r-- | src/corelib/global/qoperatingsystemversion.h | 129 |
1 files changed, 129 insertions, 0 deletions
diff --git a/src/corelib/global/qoperatingsystemversion.h b/src/corelib/global/qoperatingsystemversion.h new file mode 100644 index 0000000000..cc14d701e1 --- /dev/null +++ b/src/corelib/global/qoperatingsystemversion.h @@ -0,0 +1,129 @@ +/**************************************************************************** +** +** Copyright (C) 2016 The Qt Company Ltd. +** Contact: https://www.qt.io/licensing/ +** +** This file is part of the QtCore module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial License Usage +** Licensees holding valid commercial Qt licenses may use this file in +** accordance with the commercial license agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and The Qt Company. For licensing terms +** and conditions see https://www.qt.io/terms-conditions. For further +** information use the contact form at https://www.qt.io/contact-us. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 3 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL3 included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 3 requirements +** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 2.0 or (at your option) the GNU General +** Public license version 3 or any later version approved by the KDE Free +** Qt Foundation. The licenses are as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 +** included in the packaging of this file. Please review the following +** information to ensure the GNU General Public License requirements will +** be met: https://www.gnu.org/licenses/gpl-2.0.html and +** https://www.gnu.org/licenses/gpl-3.0.html. +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include <QtCore/qglobal.h> + +#ifndef QOPERATINGSYSTEMVERSION_H +#define QOPERATINGSYSTEMVERSION_H + +QT_BEGIN_NAMESPACE + +class QString; +class QVersionNumber; + +class Q_CORE_EXPORT QOperatingSystemVersion +{ +public: + enum OSType { + Unknown = 0, + Windows, + MacOS, + IOS, + TvOS, + WatchOS, + Android + }; + + static const QOperatingSystemVersion Windows7; + static const QOperatingSystemVersion Windows8; + static const QOperatingSystemVersion Windows8_1; + static const QOperatingSystemVersion Windows10; + + static const QOperatingSystemVersion OSXMavericks; + static const QOperatingSystemVersion OSXYosemite; + static const QOperatingSystemVersion OSXElCapitan; + static const QOperatingSystemVersion MacOSSierra; + + static const QOperatingSystemVersion AndroidJellyBean; + static const QOperatingSystemVersion AndroidJellyBean_MR1; + static const QOperatingSystemVersion AndroidJellyBean_MR2; + static const QOperatingSystemVersion AndroidKitKat; + static const QOperatingSystemVersion AndroidLollipop; + static const QOperatingSystemVersion AndroidLollipop_MR1; + static const QOperatingSystemVersion AndroidMarshmallow; + static const QOperatingSystemVersion AndroidNougat; + static const QOperatingSystemVersion AndroidNougat_MR1; + + QOperatingSystemVersion(const QOperatingSystemVersion &other) = default; + Q_DECL_CONSTEXPR QOperatingSystemVersion(OSType osType, + int vmajor, int vminor = -1, int vmicro = -1) + : m_os(osType), + m_major(qMax(-1, vmajor)), + m_minor(vmajor < 0 ? -1 : qMax(-1, vminor)), + m_micro(vmajor < 0 || vminor < 0 ? -1 : qMax(-1, vmicro)) + { } + + static QOperatingSystemVersion current(); + + Q_DECL_CONSTEXPR int majorVersion() const { return m_major; } + Q_DECL_CONSTEXPR int minorVersion() const { return m_minor; } + Q_DECL_CONSTEXPR int microVersion() const { return m_micro; } + + Q_DECL_CONSTEXPR int segmentCount() const + { return m_micro >= 0 ? 3 : m_minor >= 0 ? 2 : m_major >= 0 ? 1 : 0; } + + bool isAnyOfType(std::initializer_list<OSType> types) const; + Q_DECL_CONSTEXPR OSType type() const { return m_os; } + QString name() const; + + friend bool operator>(const QOperatingSystemVersion &lhs, const QOperatingSystemVersion &rhs) + { return lhs.type() == rhs.type() && QOperatingSystemVersion::compare(lhs, rhs) > 0; } + + friend bool operator>=(const QOperatingSystemVersion &lhs, const QOperatingSystemVersion &rhs) + { return lhs.type() == rhs.type() && QOperatingSystemVersion::compare(lhs, rhs) >= 0; } + + friend bool operator<(const QOperatingSystemVersion &lhs, const QOperatingSystemVersion &rhs) + { return lhs.type() == rhs.type() && QOperatingSystemVersion::compare(lhs, rhs) < 0; } + + friend bool operator<=(const QOperatingSystemVersion &lhs, const QOperatingSystemVersion &rhs) + { return lhs.type() == rhs.type() && QOperatingSystemVersion::compare(lhs, rhs) <= 0; } + +private: + QOperatingSystemVersion() = default; + OSType m_os; + int m_major; + int m_minor; + int m_micro; + + static int compare(const QOperatingSystemVersion &v1, const QOperatingSystemVersion &v2); +}; + +QT_END_NAMESPACE + +#endif // QOPERATINGSYSTEMVERSION_H |