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39 
40 #include <QtCore/qglobal.h>
41 
42 #ifndef QOPERATINGSYSTEMVERSION_H
43 #define QOPERATINGSYSTEMVERSION_H
44 
45 QT_BEGIN_NAMESPACE
46 
47 class QString;
48 class QVersionNumber;
49 
50 class Q_CORE_EXPORT QOperatingSystemVersion
51 {
52 public:
53     enum OSType {
54         Unknown = 0,
55         Windows,
56         MacOS,
57         IOS,
58         TvOS,
59         WatchOS,
60         Android
61     };
62 
63     static const QOperatingSystemVersion Windows7;
64     static const QOperatingSystemVersion Windows8;
65     static const QOperatingSystemVersion Windows8_1;
66     static const QOperatingSystemVersion Windows10;
67 
68     static const QOperatingSystemVersion OSXMavericks;
69     static const QOperatingSystemVersion OSXYosemite;
70     static const QOperatingSystemVersion OSXElCapitan;
71     static const QOperatingSystemVersion MacOSSierra;
72     static const QOperatingSystemVersion MacOSHighSierra;
73     static const QOperatingSystemVersion MacOSMojave;
74     static const QOperatingSystemVersion MacOSCatalina;
75     static const QOperatingSystemVersion MacOSBigSur;
76 
77     static const QOperatingSystemVersion AndroidJellyBean;
78     static const QOperatingSystemVersion AndroidJellyBean_MR1;
79     static const QOperatingSystemVersion AndroidJellyBean_MR2;
80     static const QOperatingSystemVersion AndroidKitKat;
81     static const QOperatingSystemVersion AndroidLollipop;
82     static const QOperatingSystemVersion AndroidLollipop_MR1;
83     static const QOperatingSystemVersion AndroidMarshmallow;
84     static const QOperatingSystemVersion AndroidNougat;
85     static const QOperatingSystemVersion AndroidNougat_MR1;
86     static const QOperatingSystemVersion AndroidOreo;
87 
88     Q_DECL_CONSTEXPR QOperatingSystemVersion(OSType osType,
89                                              int vmajor, int vminor = -1, int vmicro = -1)
m_os(osType)90         : m_os(osType),
91           m_major(qMax(-1, vmajor)),
92           m_minor(vmajor < 0 ? -1 : qMax(-1, vminor)),
93           m_micro(vmajor < 0 || vminor < 0 ? -1 : qMax(-1, vmicro))
94     { }
95 
96     static QOperatingSystemVersion current();
97 
currentType()98     static Q_DECL_CONSTEXPR OSType currentType()
99     {
100 #if defined(Q_OS_WIN)
101         return Windows;
102 #elif defined(Q_OS_MACOS)
103         return MacOS;
104 #elif defined(Q_OS_IOS)
105         return IOS;
106 #elif defined(Q_OS_TVOS)
107         return TvOS;
108 #elif defined(Q_OS_WATCHOS)
109         return WatchOS;
110 #elif defined(Q_OS_ANDROID)
111         return Android;
112 #else
113         return Unknown;
114 #endif
115     }
116 
majorVersion()117     Q_DECL_CONSTEXPR int majorVersion() const { return m_major; }
minorVersion()118     Q_DECL_CONSTEXPR int minorVersion() const { return m_minor; }
microVersion()119     Q_DECL_CONSTEXPR int microVersion() const { return m_micro; }
120 
segmentCount()121     Q_DECL_CONSTEXPR int segmentCount() const
122     { return m_micro >= 0 ? 3 : m_minor >= 0 ? 2 : m_major >= 0 ? 1 : 0; }
123 
124     bool isAnyOfType(std::initializer_list<OSType> types) const;
type()125     Q_DECL_CONSTEXPR OSType type() const { return m_os; }
126     QString name() const;
127 
128     friend bool operator>(const QOperatingSystemVersion &lhs, const QOperatingSystemVersion &rhs)
129     { return lhs.type() == rhs.type() && QOperatingSystemVersion::compare(lhs, rhs) > 0; }
130 
131     friend bool operator>=(const QOperatingSystemVersion &lhs, const QOperatingSystemVersion &rhs)
132     { return lhs.type() == rhs.type() && QOperatingSystemVersion::compare(lhs, rhs) >= 0; }
133 
134     friend bool operator<(const QOperatingSystemVersion &lhs, const QOperatingSystemVersion &rhs)
135     { return lhs.type() == rhs.type() && QOperatingSystemVersion::compare(lhs, rhs) < 0; }
136 
137     friend bool operator<=(const QOperatingSystemVersion &lhs, const QOperatingSystemVersion &rhs)
138     { return lhs.type() == rhs.type() && QOperatingSystemVersion::compare(lhs, rhs) <= 0; }
139 
140 private:
141     QOperatingSystemVersion() = default;
142     OSType m_os;
143     int m_major;
144     int m_minor;
145     int m_micro;
146 
147     static int compare(const QOperatingSystemVersion &v1, const QOperatingSystemVersion &v2);
148 };
149 Q_DECLARE_TYPEINFO(QOperatingSystemVersion, QT_VERSION < QT_VERSION_CHECK(6, 0, 0) ? Q_RELOCATABLE_TYPE : Q_PRIMITIVE_TYPE);
150 
151 #ifndef QT_NO_DEBUG_STREAM
152 class QDebug;
153 Q_CORE_EXPORT QDebug operator<<(QDebug debug, const QOperatingSystemVersion &ov);
154 #endif
155 
156 QT_END_NAMESPACE
157 
158 #endif // QOPERATINGSYSTEMVERSION_H
159