Polish the QML reference examples

- Use member initialization, which allows for using
  constructors from the base classes
- Use qsizetype for indexes
- Use qInfo() instead of qWarning() for printing
- Add spaces/fix formatting

Pick-to: 6.2
Change-Id: Iebce1b810ce00f29395207d93303363b3b71e52e
Reviewed-by: Cristian Maureira-Fredes <cristian.maureira-fredes@qt.io>
Reviewed-by: Ulf Hermann <ulf.hermann@qt.io>

1 files changed, 4 insertions, 4 deletions

diff --git a/examples/qml/referenceexamples/properties/main.cpp b/examples/qml/referenceexamples/properties/main.cpp
index e30e1d9fb1..cd71497002 100644
--- a/examples/qml/referenceexamples/properties/main.cpp
+++ b/examples/qml/referenceexamples/properties/main.cpp
@@ -63,10 +63,10 @@ int main(int argc, char ** argv)
     auto *party = qobject_cast<BirthdayParty *>(component.create());
 
     if (party && party->host()) {
-        qWarning() << party->host()->name() << "is having a birthday!";
-        qWarning() << "They are inviting:";
-        for (int ii = 0; ii < party->guestCount(); ++ii)
-            qWarning() << "   " << party->guest(ii)->name();
+        qInfo() << party->host()->name() << "is having a birthday!\n"
+            "They are inviting:";
+        for (qsizetype ii = 0; ii < party->guestCount(); ++ii)
+            qInfo() << "   " << party->guest(ii)->name();
         return EXIT_SUCCESS;
     }