quickwidget-switch: make it work in a single screen setup

Change-Id: I5f17169c106a70c38bcc29cc7758b2bb4b9ee793
Reviewed-by: Mike Krus <mike.krus@kdab.com>
(cherry picked from commit 675bb0d0922253818e3efe4a207910bbcf40d9e7)
Reviewed-by: Qt Cherry-pick Bot <cherrypick_bot@qt-project.org>

1 files changed, 2 insertions, 1 deletions

diff --git a/tests/manual/quickwidget-switch/main.cpp b/tests/manual/quickwidget-switch/main.cpp
index 04b08c2a3..42e6d3466 100644
--- a/tests/manual/quickwidget-switch/main.cpp
+++ b/tests/manual/quickwidget-switch/main.cpp
@@ -35,7 +35,8 @@ int main(int argc, char* argv[])
 
     QMainWindow w2;
     w2.winId();
-    w2.windowHandle()->setScreen(QGuiApplication::screens().at(1));
+    const int secondScreenIdx = QGuiApplication::screens().size() > 1 ? 1 : 0;
+    w2.windowHandle()->setScreen(QGuiApplication::screens().at(secondScreenIdx));
     auto mdiArea2 = new QMdiArea;
     auto button2 = new QPushButton("Switch to this window");
     configureMainWindow(&w2, mdiArea2, button2);