diff options
Diffstat (limited to 'src/qml/qml/qqmlproperty.cpp')
-rw-r--r-- | src/qml/qml/qqmlproperty.cpp | 40 |
1 files changed, 23 insertions, 17 deletions
diff --git a/src/qml/qml/qqmlproperty.cpp b/src/qml/qml/qqmlproperty.cpp index ebcf903ab3..0848df62c7 100644 --- a/src/qml/qml/qqmlproperty.cpp +++ b/src/qml/qml/qqmlproperty.cpp @@ -923,15 +923,17 @@ QQmlPropertyPrivate::signalExpression(const QQmlProperty &that) if (!(that.type() & QQmlProperty::SignalProperty)) return 0; - const QObjectList &children = that.d->object->children(); - - for (int ii = 0; ii < children.count(); ++ii) { - QObject *child = children.at(ii); + QQmlData *data = QQmlData::get(that.d->object); + if (!data) + return 0; - QQmlAbstractBoundSignal *signal = qobject_cast<QQmlAbstractBoundSignal*>(child); - if (signal && signal->index() == that.index()) - return signal->expression(); - } + QQmlAbstractBoundSignal *signalHandler = data->signalHandlers; + + while (signalHandler && signalHandler->index() != that.index()) + signalHandler = signalHandler->m_nextSignal; + + if (signalHandler) + return signalHandler->expression(); return 0; } @@ -952,19 +954,23 @@ QQmlPropertyPrivate::setSignalExpression(const QQmlProperty &that, return 0; } - const QObjectList &children = that.d->object->children(); - - for (int ii = 0; ii < children.count(); ++ii) { - QObject *child = children.at(ii); + QQmlData *data = QQmlData::get(that.d->object, 0 != expr); + if (!data) + return 0; - QQmlAbstractBoundSignal *signal = qobject_cast<QQmlAbstractBoundSignal*>(child); - if (signal && signal->index() == that.index()) - return signal->setExpression(expr); - } + QQmlAbstractBoundSignal *signalHandler = data->signalHandlers; + + while (signalHandler && signalHandler->index() != that.index()) + signalHandler = signalHandler->m_nextSignal; + + if (signalHandler) + return signalHandler->setExpression(expr); if (expr) { QQmlBoundSignal *signal = new QQmlBoundSignal(that.d->object, that.method(), that.d->object); - return signal->setExpression(expr); + QQmlExpression *oldExpr = signal->setExpression(expr); + signal->addToObject(); + return oldExpr; } else { return 0; } |