diff options
| -rw-r--r-- | src/quick/items/qquickloader.cpp | 8 | ||||
| -rw-r--r-- | tests/auto/quick/qquickloader/tst_qquickloader.cpp | 53 |
2 files changed, 59 insertions, 2 deletions
diff --git a/src/quick/items/qquickloader.cpp b/src/quick/items/qquickloader.cpp index ea6a63559a..b5ae41daef 100644 --- a/src/quick/items/qquickloader.cpp +++ b/src/quick/items/qquickloader.cpp @@ -112,6 +112,8 @@ void QQuickLoaderPrivate::clear() q, SIGNAL(progressChanged())); component->deleteLater(); component = nullptr; + } else if (component) { + component = nullptr; } componentStrongReference.clear(); source = QUrl(); @@ -438,7 +440,8 @@ void QQuickLoader::loadFromSource() if (isComponentComplete()) { QQmlComponent::CompilationMode mode = d->asynchronous ? QQmlComponent::Asynchronous : QQmlComponent::PreferSynchronous; - d->component = new QQmlComponent(qmlEngine(this), d->source, mode, this); + if (!d->component) + d->component = new QQmlComponent(qmlEngine(this), d->source, mode, this); d->load(); } } @@ -828,7 +831,8 @@ void QQuickLoader::componentComplete() if (active()) { if (d->loadingFromSource) { QQmlComponent::CompilationMode mode = d->asynchronous ? QQmlComponent::Asynchronous : QQmlComponent::PreferSynchronous; - d->component = new QQmlComponent(qmlEngine(this), d->source, mode, this); + if (!d->component) + d->component = new QQmlComponent(qmlEngine(this), d->source, mode, this); } d->load(); } diff --git a/tests/auto/quick/qquickloader/tst_qquickloader.cpp b/tests/auto/quick/qquickloader/tst_qquickloader.cpp index 7a176661e8..5c3729a8cd 100644 --- a/tests/auto/quick/qquickloader/tst_qquickloader.cpp +++ b/tests/auto/quick/qquickloader/tst_qquickloader.cpp @@ -126,6 +126,8 @@ private slots: void parentErrors(); void rootContext(); + void sourceURLKeepComponent(); + }; Q_DECLARE_METATYPE(QList<QQmlError>) @@ -1388,6 +1390,57 @@ void tst_QQuickLoader::rootContext() QCOMPARE(objectInRootContext.didIt, 2); } +void tst_QQuickLoader::sourceURLKeepComponent() +{ + QQmlEngine engine; + QQmlComponent component(&engine); + component.setData(QByteArray( + "import QtQuick 2.0\n" + " Loader { id: loader\n }"), + dataDirectoryUrl()); + + QScopedPointer<QQuickLoader> loader(qobject_cast<QQuickLoader*>(component.create())); + loader->setSource(testFileUrl("/Rect120x60.qml")); + + QVERIFY(loader); + QVERIFY(loader->item()); + QVERIFY(loader->sourceComponent()); + QCOMPARE(loader->progress(), 1.0); + + const QPointer<QQmlComponent> sourceComponent = loader->sourceComponent(); + + //Ensure toggling active status does not recreate component + loader->setActive(false); + QVERIFY(!loader->item()); + QVERIFY(loader->sourceComponent()); + QCOMPARE(sourceComponent.data(), loader->sourceComponent()); + + loader->setActive(true); + QVERIFY(loader->item()); + QVERIFY(loader->sourceComponent()); + QCOMPARE(sourceComponent.data(), loader->sourceComponent()); + + loader->setActive(false); + QVERIFY(!loader->item()); + QVERIFY(loader->sourceComponent()); + QCOMPARE(sourceComponent.data(), loader->sourceComponent()); + + //Ensure changing source url causes component to be recreated when inactive + loader->setSource(testFileUrl("/BlueRect.qml")); + + loader->setActive(true); + QVERIFY(loader->item()); + QVERIFY(loader->sourceComponent()); + + const QPointer<QQmlComponent> newSourceComponent = loader->sourceComponent(); + QVERIFY(sourceComponent.data() != newSourceComponent.data()); + + //Ensure changing source url causes component to be recreated when active + loader->setSource(testFileUrl("/Rect120x60.qml")); + QVERIFY(loader->sourceComponent() != newSourceComponent.data()); + +} + QTEST_MAIN(tst_QQuickLoader) #include "tst_qquickloader.moc" |