propertyinfo.cpp Example File

sensor_explorer/import/propertyinfo.cpp
/****************************************************************************
**
** Copyright (C) 2015 The Qt Company Ltd.
** Contact: http://www.qt.io/licensing/
**
** This file is part of the QtSensors module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL21$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see http://www.qt.io/terms-conditions. For further
** information use the contact form at http://www.qt.io/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 or version 3 as published by the Free
** Software Foundation and appearing in the file LICENSE.LGPLv21 and
** LICENSE.LGPLv3 included in the packaging of this file. Please review the
** following information to ensure the GNU Lesser General Public License
** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** As a special exception, The Qt Company gives you certain additional
** rights. These rights are described in The Qt Company LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** $QT_END_LICENSE$
**
****************************************************************************/

#include "sensoritem.h"
#include <QtCore/QDebug>
#include <QtSensors>

/*
    \class QPropertyInfo
    \brief The QPropertyInfo type provides an easy access for reading and writing the property values.
*/

/*
    Construct a QPropertyInfo object with parent \a parent
*/
QPropertyInfo::QPropertyInfo(QObject* parent)
    : QObject(parent)
    , _index(0)
    , _isWriteable(false)
    , _name("")
    , _typeName("")
    , _value("")
{}

/*
    Construct a QPropertyInfo object with parent \a parent, property name \a name, property index \a index,
    property write access \a writeable, property type \a typeName and property value \a value
*/
QPropertyInfo::QPropertyInfo(const QString& name, int index, bool writeable, const QString& typeName, const QString& value, QObject* parent)
    : QObject(parent)
    , _index(index)
    , _isWriteable(writeable)
    , _name(name)
    , _typeName(typeName)
    , _value(value)
{}

/*
    \property QPropertyInfo::name
    Returns the name of the property
*/
QString QPropertyInfo::name()
{
    return _name;
}

/*
    \property QPropertyInfo::typeName
    Returns the type of the property
*/
QString QPropertyInfo::typeName()
{
    return _typeName;
}

/*
    \property QPropertyInfo::value
    Returns the current value of the property
*/
QString QPropertyInfo::value()
{
    return _value;
}

/*
    \fn void QPropertyInfo::valueChanged()
    Signal that notifies the client if the property value was changed.
*/

/*
    \fn QPropertyInfo::setValue(const QString& value)
    Sets the value \a value of the property
*/
void QPropertyInfo::setValue(const QString& value)
{
    if (value != _value){
        _value = value;
        emit valueChanged();
    }
}

/*
    \fn QPropertyInfo::index()
    Returns the meta-data index of the property
*/
int QPropertyInfo::index()
{
    return _index;
}

/*
    \property QPropertyInfo::isWriteable
    Returns true if the property is writeable false if property is read only
*/
bool QPropertyInfo::isWriteable()
{
    return _isWriteable;
}

© 2017 The Qt Company Ltd. Documentation contributions included herein are the copyrights of their respective owners. The documentation provided herein is licensed under the terms of the GNU Free Documentation License version 1.3 as published by the Free Software Foundation. Qt and respective logos are trademarks of The Qt Company Ltd. in Finland and/or other countries worldwide. All other trademarks are property of their respective owners.