1/****************************************************************************
2**
3** Copyright (C) 2017 The Qt Company Ltd.
4** Contact: https://www.qt.io/licensing/
5**
6** This file is part of the examples of the Qt Toolkit.
7**
8** $QT_BEGIN_LICENSE:BSD$
9** Commercial License Usage
10** Licensees holding valid commercial Qt licenses may use this file in
11** accordance with the commercial license agreement provided with the
12** Software or, alternatively, in accordance with the terms contained in
13** a written agreement between you and The Qt Company. For licensing terms
14** and conditions see https://www.qt.io/terms-conditions. For further
15** information use the contact form at https://www.qt.io/contact-us.
16**
17** BSD License Usage
18** Alternatively, you may use this file under the terms of the BSD license
19** as follows:
20**
21** "Redistribution and use in source and binary forms, with or without
22** modification, are permitted provided that the following conditions are
23** met:
24** * Redistributions of source code must retain the above copyright
25** notice, this list of conditions and the following disclaimer.
26** * Redistributions in binary form must reproduce the above copyright
27** notice, this list of conditions and the following disclaimer in
28** the documentation and/or other materials provided with the
29** distribution.
30** * Neither the name of The Qt Company Ltd nor the names of its
31** contributors may be used to endorse or promote products derived
32** from this software without specific prior written permission.
33**
34**
35** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
36** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
37** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
38** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
39** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
40** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
41** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
42** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
43** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
44** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
45** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
46**
47** $QT_END_LICENSE$
48**
49****************************************************************************/
50#include "birthdayparty.h"
51
52BirthdayPartyAttached::BirthdayPartyAttached(QObject *object)
53: QObject(object)
54{
55}
56
57QDate BirthdayPartyAttached::rsvp() const
58{
59 return m_rsvp;
60}
61
62void BirthdayPartyAttached::setRsvp(const QDate &d)
63{
64 if (d != m_rsvp) {
65 m_rsvp = d;
66 emit rsvpChanged();
67 }
68}
69
70
71BirthdayParty::BirthdayParty(QObject *parent)
72: QObject(parent), m_host(nullptr)
73{
74}
75
76Person *BirthdayParty::host() const
77{
78 return m_host;
79}
80
81void BirthdayParty::setHost(Person *c)
82{
83 if (c == m_host) return;
84 m_host = c;
85 emit hostChanged();
86}
87
88QQmlListProperty<Person> BirthdayParty::guests()
89{
90 return QQmlListProperty<Person>(this, &m_guests);
91}
92
93int BirthdayParty::guestCount() const
94{
95 return m_guests.count();
96}
97
98Person *BirthdayParty::guest(int index) const
99{
100 return m_guests.at(i: index);
101}
102
103void BirthdayParty::startParty()
104{
105 QTime time = QTime::currentTime();
106 emit partyStarted(time);
107}
108
109QString BirthdayParty::announcement() const
110{
111 return QString();
112}
113
114void BirthdayParty::setAnnouncement(const QString &speak)
115{
116 qWarning() << qPrintable(speak);
117}
118
119BirthdayPartyAttached *BirthdayParty::qmlAttachedProperties(QObject *object)
120{
121 return new BirthdayPartyAttached(object);
122}
123
124

source code of qtdeclarative/examples/qml/referenceexamples/binding/birthdayparty.cpp