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Diffstat (limited to 'examples/qml/cppextensions/referenceexamples/binding/happybirthdaysong.cpp')
-rw-r--r-- | examples/qml/cppextensions/referenceexamples/binding/happybirthdaysong.cpp | 85 |
1 files changed, 85 insertions, 0 deletions
diff --git a/examples/qml/cppextensions/referenceexamples/binding/happybirthdaysong.cpp b/examples/qml/cppextensions/referenceexamples/binding/happybirthdaysong.cpp new file mode 100644 index 0000000000..df4dbec9c4 --- /dev/null +++ b/examples/qml/cppextensions/referenceexamples/binding/happybirthdaysong.cpp @@ -0,0 +1,85 @@ +/**************************************************************************** +** +** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies). +** Contact: http://www.qt-project.org/ +** +** 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. +** * Redistributions in binary form must reproduce the above copyright +** notice, this list of conditions and the following disclaimer in +** the documentation and/or other materials provided with the +** distribution. +** * Neither the name of Nokia Corporation 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. +** +** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." +** +** $QT_END_LICENSE$ +** +****************************************************************************/ +#include "happybirthdaysong.h" +#include <QTimer> + +HappyBirthdaySong::HappyBirthdaySong(QObject *parent) +: QObject(parent), m_line(-1) +{ + setName(QString()); + QTimer *timer = new QTimer(this); + QObject::connect(timer, SIGNAL(timeout()), this, SLOT(advance())); + timer->start(1000); +} + +void HappyBirthdaySong::setTarget(const QDeclarativeProperty &p) +{ + m_target = p; +} + +QString HappyBirthdaySong::name() const +{ + return m_name; +} + +void HappyBirthdaySong::setName(const QString &name) +{ + if (m_name == name) + return; + + m_name = name; + + m_lyrics.clear(); + m_lyrics << "Happy birthday to you,"; + m_lyrics << "Happy birthday to you,"; + m_lyrics << "Happy birthday dear " + m_name + ","; + m_lyrics << "Happy birthday to you!"; + m_lyrics << ""; + + emit nameChanged(); +} + +void HappyBirthdaySong::advance() +{ + m_line = (m_line + 1) % m_lyrics.count(); + + m_target.write(m_lyrics.at(m_line)); +} + |