diff options
Diffstat (limited to 'src/corelib/kernel/qmetatype.h')
| -rw-r--r-- | src/corelib/kernel/qmetatype.h | 44 |
1 files changed, 31 insertions, 13 deletions
diff --git a/src/corelib/kernel/qmetatype.h b/src/corelib/kernel/qmetatype.h index 4ccfc7b7f0..745487627e 100644 --- a/src/corelib/kernel/qmetatype.h +++ b/src/corelib/kernel/qmetatype.h @@ -783,6 +783,10 @@ struct IteratorOwner { *ptr = new const_iterator(iterator); } + static void assign(void **ptr, void * const * src) + { + *ptr = new const_iterator(*static_cast<const_iterator*>(*src)); + } static void advance(void **iterator, int step) { @@ -804,18 +808,27 @@ struct IteratorOwner { return &*it; } + + static bool equal(void * const *it, void * const *other) + { + return *static_cast<const_iterator*>(*it) == *static_cast<const_iterator*>(*other); + } }; -template<typename const_iterator> -struct IteratorOwner<const const_iterator*> +template<typename value_type> +struct IteratorOwner<const value_type*> { - static void assign(void **ptr, const const_iterator *iterator ) + static void assign(void **ptr, const value_type *iterator ) { - *ptr = const_cast<const_iterator*>(iterator); + *ptr = const_cast<value_type*>(iterator); + } + static void assign(void **ptr, void * const * src) + { + *ptr = static_cast<value_type*>(*src); } static void advance(void **iterator, int step) { - const_iterator *it = static_cast<const_iterator*>(*iterator); + value_type *it = static_cast<value_type*>(*iterator); std::advance(it, step); *iterator = it; } @@ -829,10 +842,15 @@ struct IteratorOwner<const const_iterator*> return *iterator; } - static const void *getData(const const_iterator *it) + static const void *getData(const value_type *it) { return it; } + + static bool equal(void * const *it, void * const *other) + { + return static_cast<value_type*>(*it) == static_cast<value_type*>(*other); + } }; enum IteratorCapability @@ -934,7 +952,7 @@ public: template<class T> static bool equalIterImpl(void * const *iterator, void * const *other) - { return *static_cast<typename T::const_iterator*>(*iterator) == *static_cast<typename T::const_iterator*>(*other); } + { return IteratorOwner<typename T::const_iterator>::equal(iterator, other); } template<class T> static VariantData getImpl(void * const *iterator, int metaTypeId, uint flags) @@ -942,7 +960,7 @@ public: template<class T> static void copyIterImpl(void **dest, void * const * src) - { IteratorOwner<typename T::const_iterator>::assign(dest, *static_cast<typename T::const_iterator*>(*src)); } + { IteratorOwner<typename T::const_iterator>::assign(dest, src); } public: template<class T> QSequentialIterableImpl(const T*p) @@ -1118,11 +1136,11 @@ public: template<class T> static bool equalIterImpl(void * const *iterator, void * const *other) - { return *static_cast<typename T::const_iterator*>(*iterator) == *static_cast<typename T::const_iterator*>(*other); } + { return IteratorOwner<typename T::const_iterator>::equal(iterator, other); } template<class T> static void copyIterImpl(void **dest, void * const * src) - { IteratorOwner<typename T::const_iterator>::assign(dest, *static_cast<typename T::const_iterator*>(*src)); } + { IteratorOwner<typename T::const_iterator>::assign(dest, src); } public: template<class T> QAssociativeIterableImpl(const T*p) @@ -1741,7 +1759,7 @@ struct QMetaTypeId< SINGLE_ARG_TEMPLATE<T> > \ return id; \ const char *tName = QMetaType::typeName(qMetaTypeId<T>()); \ Q_ASSERT(tName); \ - const int tNameLen = qstrlen(tName); \ + const int tNameLen = int(qstrlen(tName)); \ QByteArray typeName; \ typeName.reserve(int(sizeof(#SINGLE_ARG_TEMPLATE)) + 1 + tNameLen + 1 + 1); \ typeName.append(#SINGLE_ARG_TEMPLATE, int(sizeof(#SINGLE_ARG_TEMPLATE)) - 1) \ @@ -1782,8 +1800,8 @@ struct QMetaTypeId< DOUBLE_ARG_TEMPLATE<T, U> > \ const char *uName = QMetaType::typeName(qMetaTypeId<U>()); \ Q_ASSERT(tName); \ Q_ASSERT(uName); \ - const int tNameLen = qstrlen(tName); \ - const int uNameLen = qstrlen(uName); \ + const int tNameLen = int(qstrlen(tName)); \ + const int uNameLen = int(qstrlen(uName)); \ QByteArray typeName; \ typeName.reserve(int(sizeof(#DOUBLE_ARG_TEMPLATE)) + 1 + tNameLen + 1 + uNameLen + 1 + 1); \ typeName.append(#DOUBLE_ARG_TEMPLATE, int(sizeof(#DOUBLE_ARG_TEMPLATE)) - 1) \ |