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-rw-r--r--src/corelib/global/qflags.h16
-rw-r--r--src/corelib/global/qglobal.cpp13
2 files changed, 25 insertions, 4 deletions
diff --git a/src/corelib/global/qflags.h b/src/corelib/global/qflags.h
index faacf7321c..3edbef3bd6 100644
--- a/src/corelib/global/qflags.h
+++ b/src/corelib/global/qflags.h
@@ -44,6 +44,7 @@
#include <QtCore/qglobal.h>
#include <QtCore/qtypeinfo.h>
+#include <QtCore/qtypetraits.h>
QT_BEGIN_HEADER
@@ -82,11 +83,18 @@ class QFlags
"long long would overflow. Qt 5.1 will have support for 64bit enums.");
struct Private;
typedef int (Private::*Zero);
- int i;
public:
+#ifndef qdoc
+ typedef typename QtPrivate::if_<
+ QtPrivate::is_unsigned<Enum>::value,
+ unsigned int,
+ signed int
+ >::type Int;
+#endif
typedef Enum enum_type;
// compiler-generated copy/move ctor/assignment operators are fine!
#ifdef qdoc
+ typedef int Int; // the real typedef above is too complex for qdoc
inline QFlags(const QFlags &other);
inline QFlags &operator=(const QFlags &other);
#endif
@@ -101,7 +109,7 @@ public:
inline QFlags &operator^=(QFlags f) { i ^= f.i; return *this; }
inline QFlags &operator^=(Enum f) { i ^= f; return *this; }
- Q_DECL_CONSTEXPR inline operator int() const { return i; }
+ Q_DECL_CONSTEXPR inline operator Int() const { return i; }
Q_DECL_CONSTEXPR inline QFlags operator|(QFlags f) const { return QFlags(Enum(i | f.i)); }
Q_DECL_CONSTEXPR inline QFlags operator|(Enum f) const { return QFlags(Enum(i | f)); }
@@ -114,7 +122,9 @@ public:
Q_DECL_CONSTEXPR inline bool operator!() const { return !i; }
- Q_DECL_CONSTEXPR inline bool testFlag(Enum f) const { return (i & f) == f && (f != 0 || i == int(f) ); }
+ Q_DECL_CONSTEXPR inline bool testFlag(Enum f) const { return (i & f) == f && (f != 0 || i == Int(f) ); }
+private:
+ Int i;
};
#define Q_DECLARE_FLAGS(Flags, Enum)\
diff --git a/src/corelib/global/qglobal.cpp b/src/corelib/global/qglobal.cpp
index ef211cfce2..805868f4c6 100644
--- a/src/corelib/global/qglobal.cpp
+++ b/src/corelib/global/qglobal.cpp
@@ -172,6 +172,15 @@ Q_CORE_EXPORT void *qMemSet(void *dest, int c, size_t n);
*/
/*!
+ \typedef QFlags::Int
+ \since 5.0
+
+ Typedef for the integer type used for storage as well as for
+ implicit conversion. Either \c int or \c{unsigned int}, depending
+ on whether the enum's underlying type is signed or unsigned.
+*/
+
+/*!
\typedef QFlags::enum_type
Typedef for the Enum template type.
@@ -261,9 +270,11 @@ Q_CORE_EXPORT void *qMemSet(void *dest, int c, size_t n);
*/
/*!
- \fn QFlags::operator int() const
+ \fn QFlags::operator Int() const
Returns the value stored in the QFlags object as an integer.
+
+ \sa Int
*/
/*!