Improve chattutorial example

- Use modern QML type registration.
- Fix qmllint warnings.
- Tidy up code.
- Update copyright year.

Fixes: QTBUG-119986
Change-Id: Ibb47c929a14cd0e786acb7c7496e6cce34f624df
Reviewed-by: Ulf Hermann <[email protected]>

1 files changed, 5 insertions, 1 deletions

diff --git a/examples/quickcontrols/chattutorial/chapter5/sqlcontactmodel.h b/examples/quickcontrols/chattutorial/chapter5/sqlcontactmodel.h
index a6d24a4774..c7f9a154eb 100644
--- a/examples/quickcontrols/chattutorial/chapter5/sqlcontactmodel.h
+++ b/examples/quickcontrols/chattutorial/chapter5/sqlcontactmodel.h
@@ -1,13 +1,17 @@
-// Copyright (C) 2017 The Qt Company Ltd.
+// Copyright (C) 2023 The Qt Company Ltd.
 // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
 
 #ifndef SQLCONTACTMODEL_H
 #define SQLCONTACTMODEL_H
 
+#include <QQmlEngine>
 #include <QSqlQueryModel>
 
 class SqlContactModel : public QSqlQueryModel
 {
+    Q_OBJECT
+    QML_ELEMENT
+
 public:
     SqlContactModel(QObject *parent = nullptr);
 };