Add enabled property to the QML Connections element

Now allows a quick way to enable/disable the signal handlers in the
QML Connections element. Updated test file to have objectName and added
test for this new functionality. Set to be available as of QtQml2.3.

[ChangeLog][QML Elements] Allow enabling/disabling of connections established using a Connections element

Change-Id: Ib0de2b3c78bb529ef74d5b4bb4ccb0f335cc50de
Task-number: QTBUG-36350
Reviewed-by: Michael Brasser <michael.brasser@live.com>

1 files changed, 28 insertions, 0 deletions

diff --git a/tests/auto/qml/qqmlconnections/tst_qqmlconnections.cpp b/tests/auto/qml/qqmlconnections/tst_qqmlconnections.cpp
index e529c74acc..b148baab35 100644
--- a/tests/auto/qml/qqmlconnections/tst_qqmlconnections.cpp
+++ b/tests/auto/qml/qqmlconnections/tst_qqmlconnections.cpp
@@ -56,6 +56,7 @@ private slots:
     void errors();
     void rewriteErrors();
     void singletonTypeTarget();
+    void enableDisable_QTBUG_36350();
 
 private:
     QQmlEngine engine;
@@ -329,6 +330,33 @@ void tst_qqmlconnections::singletonTypeTarget()
     delete object;
 }
 
+void tst_qqmlconnections::enableDisable_QTBUG_36350()
+{
+    QQmlEngine engine;
+    QQmlComponent c(&engine, testFileUrl("test-connection.qml"));
+    QQuickItem *item = qobject_cast<QQuickItem*>(c.create());
+    QVERIFY(item != 0);
+
+    QQmlConnections *connections = item->findChild<QQmlConnections*>("connections");
+    QVERIFY(connections);
+
+    connections->setEnabled(false);
+    QCOMPARE(item->property("tested").toBool(), false);
+    QCOMPARE(item->width(), 50.);
+    emit item->setWidth(100.);
+    QCOMPARE(item->width(), 100.);
+    QCOMPARE(item->property("tested").toBool(), false); //Should not have received signal to change property
+
+    connections->setEnabled(true); //Re-enable the connectSignals()
+    QCOMPARE(item->property("tested").toBool(), false);
+    QCOMPARE(item->width(), 100.);
+    emit item->setWidth(50.);
+    QCOMPARE(item->width(), 50.);
+    QCOMPARE(item->property("tested").toBool(), true); //Should have received signal to change property
+
+    delete item;
+}
+
 QTEST_MAIN(tst_qqmlconnections)
 
 #include "tst_qqmlconnections.moc"