diff options
Diffstat (limited to 'src/corelib/kernel/qobjectdefs.h')
-rw-r--r-- | src/corelib/kernel/qobjectdefs.h | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/src/corelib/kernel/qobjectdefs.h b/src/corelib/kernel/qobjectdefs.h index dd10e70609..7354c3f0d0 100644 --- a/src/corelib/kernel/qobjectdefs.h +++ b/src/corelib/kernel/qobjectdefs.h @@ -480,6 +480,16 @@ public: inline const QMetaObject *QMetaObject::superClass() const { return d.superdata; } +namespace QtPrivate { + /* Trait that tells is a the Object has a Q_OBJECT macro */ + template <typename Object> struct HasQ_OBJECT_Macro { + template <typename T> + static char test(int (T::*)(QMetaObject::Call, int, void **)); + static int test(int (Object::*)(QMetaObject::Call, int, void **)); + enum { Value = sizeof(test(&Object::qt_metacall)) == sizeof(int) }; + }; +} + QT_END_NAMESPACE #endif // QOBJECTDEFS_H |