diff options
Diffstat (limited to 'src/corelib/global/qglobal.h')
| -rw-r--r-- | src/corelib/global/qglobal.h | 30 |
1 files changed, 22 insertions, 8 deletions
diff --git a/src/corelib/global/qglobal.h b/src/corelib/global/qglobal.h index ccab228804..223ebbcabe 100644 --- a/src/corelib/global/qglobal.h +++ b/src/corelib/global/qglobal.h @@ -287,7 +287,7 @@ typedef double qreal; # undef QT_DEPRECATED_X # undef QT_DEPRECATED_VARIABLE # undef QT_DEPRECATED_CONSTRUCTOR -#elif defined(QT_DEPRECATED_WARNINGS) +#elif !defined(QT_NO_DEPRECATED_WARNINGS) # undef QT_DEPRECATED # define QT_DEPRECATED Q_DECL_DEPRECATED # undef QT_DEPRECATED_X @@ -372,6 +372,14 @@ typedef double qreal; Class(const Class &) Q_DECL_EQ_DELETE;\ Class &operator=(const Class &) Q_DECL_EQ_DELETE; +#define Q_DISABLE_MOVE(Class) \ + Class(Class &&) = delete; \ + Class &operator=(Class &&) = delete; + +#define Q_DISABLE_COPY_MOVE(Class) \ + Q_DISABLE_COPY(Class) \ + Q_DISABLE_MOVE(Class) + /* No, this is not an evil backdoor. QT_BUILD_INTERNAL just exports more symbols for Qt's internal unit tests. If you want slower loading times and more @@ -591,11 +599,11 @@ Q_DECL_CONSTEXPR inline qint64 qRound64(float d) { return d >= 0.0f ? qint64(d + 0.5f) : qint64(d - float(qint64(d-1)) + 0.5f) + qint64(d-1); } template <typename T> -Q_DECL_CONSTEXPR inline const T &qMin(const T &a, const T &b) { return (a < b) ? a : b; } +constexpr inline const T &qMin(const T &a, const T &b) { return (a < b) ? a : b; } template <typename T> -Q_DECL_CONSTEXPR inline const T &qMax(const T &a, const T &b) { return (a < b) ? b : a; } +constexpr inline const T &qMax(const T &a, const T &b) { return (a < b) ? b : a; } template <typename T> -Q_DECL_CONSTEXPR inline const T &qBound(const T &min, const T &val, const T &max) +constexpr inline const T &qBound(const T &min, const T &val, const T &max) { return qMax(min, qMin(max, val)); } #ifndef Q_FORWARD_DECLARE_OBJC_CLASS @@ -1005,6 +1013,15 @@ QForeachContainer<typename std::decay<T>::type> qMakeForeachContainer(T &&t) } } + +#if __cplusplus >= 201703L +// Use C++17 if statement with initializer. User's code ends up in a else so +// scoping of different ifs is not broken +#define Q_FOREACH(variable, container) \ +for (auto _container_ = QtPrivate::qMakeForeachContainer(container); \ + _container_.i != _container_.e; ++_container_.i) \ + if (variable = *_container_.i; false) {} else +#else // Explanation of the control word: // - it's initialized to 1 // - that means both the inner and outer loops start @@ -1019,7 +1036,7 @@ for (auto _container_ = QtPrivate::qMakeForeachContainer(container); \ _container_.control && _container_.i != _container_.e; \ ++_container_.i, _container_.control ^= 1) \ for (variable = *_container_.i; _container_.control; _container_.control = 0) - +#endif #endif // QT_NO_FOREACH #define Q_FOREVER for(;;) @@ -1192,9 +1209,6 @@ namespace QtPrivate { //like std::enable_if template <bool B, typename T = void> struct QEnableIf; template <typename T> struct QEnableIf<true, T> { typedef T Type; }; - -template <bool B, typename T, typename F> struct QConditional { typedef T Type; }; -template <typename T, typename F> struct QConditional<false, T, F> { typedef F Type; }; } QT_END_NAMESPACE |