Qt object: Add exit(int)

This is similar to the Qt.quit() function but also specifies the return
code that the event loop will return.

[ChangeLog][QtQml] Added exit(int retCode) method to the Qt global object.
An application can call Qt.exit to specify a return code of the engine.

Task-number: QTBUG-54360
Change-Id: Iaa319e6dc4d6b99dc3a5c01845e87b936fd2cab0
Reviewed-by: Shawn Rutledge <shawn.rutledge@qt.io>

1 files changed, 1 insertions, 0 deletions

diff --git a/tools/qmlscene/main.cpp b/tools/qmlscene/main.cpp
index 1185a8e7ae..0e542ab0c8 100644
--- a/tools/qmlscene/main.cpp
+++ b/tools/qmlscene/main.cpp
@@ -564,6 +564,7 @@ int main(int argc, char ** argv)
                 loadDummyDataFiles(engine, fi.path());
             }
             QObject::connect(&engine, SIGNAL(quit()), QCoreApplication::instance(), SLOT(quit()));
+            QObject::connect(&engine, &QQmlEngine::exit, QCoreApplication::instance(), &QCoreApplication::exit);
             component->loadUrl(options.url);
             while (component->isLoading())
                 QCoreApplication::processEvents();