1 files changed, 90 insertions, 0 deletions
diff --git a/examples/qml/tutorials/extending-qml-advanced/advanced7-Foreign-objects-integration/birthdayparty.h b/examples/qml/tutorials/extending-qml-advanced/advanced7-Foreign-objects-integration/birthdayparty.h
new file mode 100644
index 0000000000..59c53f2484
--- /dev/null
+++ b/examples/qml/tutorials/extending-qml-advanced/advanced7-Foreign-objects-integration/birthdayparty.h
@@ -0,0 +1,90 @@
+// Copyright (C) 2023 The Qt Company Ltd.
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
+
+#ifndef BIRTHDAYPARTY_H
+#define BIRTHDAYPARTY_H
+
+#include "person.h"
+#include "ThirdPartyDisplay.h"
+
+#include <QDate>
+#include <QDebug>
+#include <QObject>
+#include <qqml.h>
+
+#include <memory>
+
+class BirthdayPartyAttached : public QObject
+{
+    Q_OBJECT
+    Q_PROPERTY(QDate rsvp READ rsvp WRITE setRsvp NOTIFY rsvpChanged FINAL)
+    QML_ANONYMOUS
+public:
+    using QObject::QObject;
+
+    QDate rsvp() const;
+    void setRsvp(QDate);
+
+signals:
+    void rsvpChanged();
+
+private:
+    QDate m_rsvp;
+};
+
+class BirthdayParty : public QObject
+{
+    Q_OBJECT
+    Q_PROPERTY(Person *host READ host WRITE setHost NOTIFY hostChanged FINAL)
+    Q_PROPERTY(QQmlListProperty<Person> guests READ guests NOTIFY guestsChanged FINAL)
+    Q_PROPERTY(QString announcement READ announcement WRITE setAnnouncement NOTIFY announcementChanged FINAL)
+    Q_PROPERTY(ThirdPartyDisplay *display READ display WRITE setDisplay NOTIFY displayChanged FINAL)
+    Q_CLASSINFO("DefaultProperty", "guests")
+    QML_ELEMENT
+    QML_ATTACHED(BirthdayPartyAttached)
+public:
+    using QObject::QObject;
+
+    Person *host() const;
+    void setHost(Person *);
+
+    QQmlListProperty<Person> guests();
+    void appendGuest(Person *);
+    qsizetype guestCount() const;
+    Person *guest(qsizetype) const;
+    void clearGuests();
+    void replaceGuest(qsizetype, Person *);
+    void removeLastGuest();
+
+    QString announcement() const;
+    void setAnnouncement(const QString &);
+
+    ThirdPartyDisplay *display() const;
+    void setDisplay(ThirdPartyDisplay *);
+
+    static BirthdayPartyAttached *qmlAttachedProperties(QObject *);
+
+    void startParty();
+
+signals:
+    void hostChanged();
+    void guestsChanged();
+    void partyStarted(QDateTime time);
+    void announcementChanged();
+    void displayChanged();
+
+private:
+    static void appendGuest(QQmlListProperty<Person> *, Person *);
+    static qsizetype guestCount(QQmlListProperty<Person> *);
+    static Person *guest(QQmlListProperty<Person> *, qsizetype);
+    static void clearGuests(QQmlListProperty<Person> *);
+    static void replaceGuest(QQmlListProperty<Person> *, qsizetype, Person *);
+    static void removeLastGuest(QQmlListProperty<Person> *);
+
+    Person *m_host = nullptr;
+    QList<Person *> m_guests;
+    QString m_announcement;
+    ThirdPartyDisplay *m_display = nullptr;
+};
+
+#endif // BIRTHDAYPARTY_H