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<h1 class="title">propertyinfo.cpp Example File</h1>
<span class="subtitle">sensor_explorer/import/propertyinfo.cpp</span>
<!-- $$$sensor_explorer/import/propertyinfo.cpp-description -->
<div class="descr"> <a name="details"></a>
<pre class="cpp"><span class="comment">/****************************************************************************
**
** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the QtSensors module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** 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 Digia. For licensing terms and
** conditions see http://qt.digia.com/licensing. For further information
** use the contact form at http://qt.digia.com/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 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Digia gives you certain additional
** rights. These rights are described in the Digia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU General Public License version 3.0 requirements will be
** met: http://www.gnu.org/copyleft/gpl.html.
**
**
** $QT_END_LICENSE$
**
****************************************************************************/</span>
<span class="preprocessor">#include "sensoritem.h"</span>
<span class="preprocessor">#include <QtCore/QDebug></span>
<span class="preprocessor">#include <QtSensors></span>
<span class="comment">/*
\class QPropertyInfo
\brief The QPropertyInfo type provides an easy access for reading and writing the property values.
*/</span>
<span class="comment">/*
Construct a QPropertyInfo object with parent \a parent
*/</span>
<span class="type">QPropertyInfo</span><span class="operator">::</span><span class="type">QPropertyInfo</span>(<span class="type"><a href="../qtcore/qobject.html">QObject</a></span><span class="operator">*</span> parent)
: <span class="type"><a href="../qtcore/qobject.html">QObject</a></span>(parent)
<span class="operator">,</span> _index(<span class="number">0</span>)
<span class="operator">,</span> _isWriteable(<span class="keyword">false</span>)
<span class="operator">,</span> _name(<span class="string">""</span>)
<span class="operator">,</span> _typeName(<span class="string">""</span>)
<span class="operator">,</span> _value(<span class="string">""</span>)
{}
<span class="comment">/*
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
*/</span>
<span class="type">QPropertyInfo</span><span class="operator">::</span><span class="type">QPropertyInfo</span>(<span class="keyword">const</span> <span class="type"><a href="../qtcore/qstring.html">QString</a></span><span class="operator">&</span> name<span class="operator">,</span> <span class="type">int</span> index<span class="operator">,</span> bool writeable<span class="operator">,</span> <span class="keyword">const</span> <span class="type"><a href="../qtcore/qstring.html">QString</a></span><span class="operator">&</span> typeName<span class="operator">,</span> <span class="keyword">const</span> <span class="type"><a href="../qtcore/qstring.html">QString</a></span><span class="operator">&</span> value<span class="operator">,</span> <span class="type"><a href="../qtcore/qobject.html">QObject</a></span><span class="operator">*</span> parent)
: <span class="type"><a href="../qtcore/qobject.html">QObject</a></span>(parent)
<span class="operator">,</span> _index(index)
<span class="operator">,</span> _isWriteable(writeable)
<span class="operator">,</span> _name(name)
<span class="operator">,</span> _typeName(typeName)
<span class="operator">,</span> _value(value)
{}
<span class="comment">/*
\property QPropertyInfo::name
Returns the name of the property
*/</span>
<span class="type"><a href="../qtcore/qstring.html">QString</a></span> <span class="type">QPropertyInfo</span><span class="operator">::</span>name()
{
<span class="keyword">return</span> _name;
}
<span class="comment">/*
\property QPropertyInfo::typeName
Returns the type of the property
*/</span>
<span class="type"><a href="../qtcore/qstring.html">QString</a></span> <span class="type">QPropertyInfo</span><span class="operator">::</span>typeName()
{
<span class="keyword">return</span> _typeName;
}
<span class="comment">/*
\property QPropertyInfo::value
Returns the current value of the property
*/</span>
<span class="type"><a href="../qtcore/qstring.html">QString</a></span> <span class="type">QPropertyInfo</span><span class="operator">::</span>value()
{
<span class="keyword">return</span> _value;
}
<span class="comment">/*
\fn void QPropertyInfo::valueChanged()
Signal that notifies the client if the property value was changed.
*/</span>
<span class="comment">/*
\fn QPropertyInfo::setValue(const QString& value)
Sets the value \a value of the property
*/</span>
<span class="type">void</span> <span class="type">QPropertyInfo</span><span class="operator">::</span>setValue(<span class="keyword">const</span> <span class="type"><a href="../qtcore/qstring.html">QString</a></span><span class="operator">&</span> value)
{
<span class="keyword">if</span> (value <span class="operator">!</span><span class="operator">=</span> _value){
_value <span class="operator">=</span> value;
<span class="keyword">emit</span> valueChanged();
}
}
<span class="comment">/*
\fn QPropertyInfo::index()
Returns the meta-data index of the property
*/</span>
<span class="type">int</span> <span class="type">QPropertyInfo</span><span class="operator">::</span>index()
{
<span class="keyword">return</span> _index;
}
<span class="comment">/*
\property QPropertyInfo::isWriteable
Returns true if the property is writeable false if property is read only
*/</span>
bool <span class="type">QPropertyInfo</span><span class="operator">::</span>isWriteable()
{
<span class="keyword">return</span> _isWriteable;
}</pre>
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<!-- @@@sensor_explorer/import/propertyinfo.cpp -->
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