birthdayparty.h Example File | QtQml 5.3

- Qt 5.3
- Qt QML
- Extending QML - Attached Properties Example
- birthdayparty.h Example File
- Qt 5.3.2 Reference Documentation

# birthdayparty.h Example File

referenceexamples/attached/birthdayparty.h

    /****************************************************************************
    **
    ** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
    ** Contact: http://www.qt-project.org/legal
    **
    ** This file is part of the examples of the Qt Toolkit.
    **
    ** $QT_BEGIN_LICENSE:BSD$
    ** You may use this file under the terms of the BSD license as follows:
    **
    ** "Redistribution and use in source and binary forms, with or without
    ** modification, are permitted provided that the following conditions are
    ** met:
    **   * Redistributions of source code must retain the above copyright
    **     notice, this list of conditions and the following disclaimer.
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    **     notice, this list of conditions and the following disclaimer in
    **     the documentation and/or other materials provided with the
    **     distribution.
    **   * Neither the name of Digia Plc and its Subsidiary(-ies) nor the names
    **     of its contributors may be used to endorse or promote products derived
    **     from this software without specific prior written permission.
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    #ifndef BIRTHDAYPARTY_H
    #define BIRTHDAYPARTY_H

    #include <QObject>
    #include <QDate>
    #include <qqml.h>
    #include "person.h"

    class BirthdayPartyAttached : public QObject
    {
        Q_OBJECT
        Q_PROPERTY(QDate rsvp READ rsvp WRITE setRsvp)
    public:
        BirthdayPartyAttached(QObject *object);

        QDate rsvp() const;
        void setRsvp(const QDate &);

    private:
        QDate m_rsvp;
    };

    class BirthdayParty : public QObject
    {
        Q_OBJECT
        Q_PROPERTY(Person *host READ host WRITE setHost)
        Q_PROPERTY(QQmlListProperty<Person> guests READ guests)
        Q_CLASSINFO("DefaultProperty", "guests")
    public:
        BirthdayParty(QObject *parent = 0);

        Person *host() const;
        void setHost(Person *);

        QQmlListProperty<Person> guests();
        int guestCount() const;
        Person *guest(int) const;

        static BirthdayPartyAttached *qmlAttachedProperties(QObject *);
    private:
        Person *m_host;
        QList<Person *> m_guests;
    };

    QML_DECLARE_TYPEINFO(BirthdayParty, QML_HAS_ATTACHED_PROPERTIES)
    #endif // BIRTHDAYPARTY_H