Trafficinfo example: Asynchronous call to webservice at launch

This makes the main window shown immediatly even when the webservice
of traffikanten.no cannot be reached. Does not properly fix the
associated task yet, e.g. display an error message.

Task-number: 254455
(cherry picked from commit 41df2299dad9041b690f28251ba6381563cd3c6b)

1 files changed, 4 insertions, 5 deletions

diff --git a/examples/xmlpatterns/trafficinfo/mainwindow.cpp b/examples/xmlpatterns/trafficinfo/mainwindow.cpp
index 30edab3264..1d88e92cfa 100644
--- a/examples/xmlpatterns/trafficinfo/mainwindow.cpp
+++ b/examples/xmlpatterns/trafficinfo/mainwindow.cpp
@@ -69,16 +69,15 @@ MainWindow::MainWindow()
 
     setWindowTitle(tr("Traffic Info Oslo"));
 
-    QTimer *timer = new QTimer(this);
-    connect(timer, SIGNAL(timeout()), this, SLOT(updateTimeInformation()));
-    timer->start(1000*60*5);
-
     const QSettings settings("Qt Software", "trafficinfo");
     m_station = StationInformation(settings.value("stationId", "03012130").toString(),
                                    settings.value("stationName", "Nydalen [T-bane] (OSL)").toString());
     m_lines = settings.value("lines", QStringList()).toStringList();
 
-    updateTimeInformation();
+    QTimer *timer = new QTimer(this);
+    connect(timer, SIGNAL(timeout()), this, SLOT(updateTimeInformation()));
+    timer->start(1000*60*5);
+    QMetaObject::invokeMethod(this, SLOT(updateTimeInformation()), Qt::QueuedConnection);
 }
 
 MainWindow::~MainWindow()