Doc: Refactor cpp integration Message sample

Since MyItem.qml is a GUI element, the example as is triggers a
segfault when starting. This patch refactors the cpp code to make
it a GUI application.

Change-Id: I983c8c1945bd4be364c988ab9fdfa69e35e7b9de
Reviewed-by: J-P Nurmi <jpnurmi@qt.io>
Reviewed-by: Sze Howe Koh <szehowe.koh@gmail.com>

1 files changed, 5 insertions, 5 deletions

diff --git a/src/qml/doc/src/cppintegration/exposecppattributes.qdoc b/src/qml/doc/src/cppintegration/exposecppattributes.qdoc
index f4f688520a..c7e4930bfb 100644
--- a/src/qml/doc/src/cppintegration/exposecppattributes.qdoc
+++ b/src/qml/doc/src/cppintegration/exposecppattributes.qdoc
@@ -119,13 +119,13 @@ from C++:
 
 \code
  int main(int argc, char *argv[]) {
-     QCoreApplication app(argc, argv);
+     QGuiApplication app(argc, argv);
 
-     QQmlEngine engine;
+     QQuickView view;
      Message msg;
-     engine.rootContext()->setContextProperty("msg", &msg);
-     QQmlComponent component(&engine, QUrl::fromLocalFile("MyItem.qml"));
-     component.create();
+     view.engine()->rootContext()->setContextProperty("msg", &msg);
+     view.setSource(QUrl::fromLocalFile("MyItem.qml"));
+     view.show();
 
      return app.exec();
  }