diff options
Diffstat (limited to 'src/corelib/kernel')
-rw-r--r-- | src/corelib/kernel/qobject.cpp | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/src/corelib/kernel/qobject.cpp b/src/corelib/kernel/qobject.cpp index 527a842d17..d4d2d527d4 100644 --- a/src/corelib/kernel/qobject.cpp +++ b/src/corelib/kernel/qobject.cpp @@ -4288,9 +4288,13 @@ QMetaObject::Connection QObject::connectImpl(const QObject *sender, void **signa } int signal_index = -1; void *args[] = { &signal_index, signal }; - senderMetaObject->static_metacall(QMetaObject::IndexOfMethod, 0, args); - if (signal_index < 0 || signal_index >= QMetaObjectPrivate::get(senderMetaObject)->signalCount) { - qWarning("QObject::connect: signal not found in %s", senderMetaObject->className()); + for (; senderMetaObject && signal_index < 0; senderMetaObject = senderMetaObject->superClass()) { + senderMetaObject->static_metacall(QMetaObject::IndexOfMethod, 0, args); + if (signal_index >= 0 && signal_index < QMetaObjectPrivate::get(senderMetaObject)->signalCount) + break; + } + if (!senderMetaObject) { + qWarning("QObject::connect: signal not found in %s", sender->metaObject()->className()); slotObj->destroyIfLastRef(); return QMetaObject::Connection(0); } |