86 lines
2.9 KiB
C++
86 lines
2.9 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
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** Contact: http://www.qt-project.org/
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**
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** This file is part of the plugins of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:LGPL$
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** GNU Lesser General Public License Usage
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** This file may be used under the terms of the GNU Lesser General Public
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** License version 2.1 as published by the Free Software Foundation and
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** appearing in the file LICENSE.LGPL included in the packaging of this
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** file. Please review the following information to ensure the GNU Lesser
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** General Public License version 2.1 requirements will be met:
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** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** In addition, as a special exception, Nokia gives you certain additional
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** rights. These rights are described in the Nokia Qt LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU General
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** Public License version 3.0 as published by the Free Software Foundation
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** and appearing in the file LICENSE.GPL included in the packaging of this
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** file. Please review the following information to ensure the GNU General
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** Public License version 3.0 requirements will be met:
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** http://www.gnu.org/copyleft/gpl.html.
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**
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** Other Usage
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** Alternatively, this file may be used in accordance with the terms and
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** conditions contained in a signed written agreement between you and Nokia.
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**
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**
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**
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**
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**
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#include "contextkitproperty.h"
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#include <QDBusReply>
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#include <QDebug>
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static QString objectPathForProperty(const QString& property)
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{
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QString path = property;
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if (!path.startsWith(QLatin1Char('/'))) {
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path.replace(QLatin1Char('.'), QLatin1Char('/'));
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path.prepend(QLatin1String("/org/maemo/contextkit/"));
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}
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return path;
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}
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QContextKitProperty::QContextKitProperty(const QString& serviceName, const QString& propertyName)
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: propertyInterface(serviceName, objectPathForProperty(propertyName),
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QLatin1String("org.maemo.contextkit.Property"), QDBusConnection::systemBus())
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{
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propertyInterface.call("Subscribe");
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connect(&propertyInterface, SIGNAL(ValueChanged(QVariantList,qulonglong)),
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this, SLOT(cacheValue(QVariantList,qulonglong)));
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QDBusMessage reply = propertyInterface.call("Get");
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if (reply.type() == QDBusMessage::ReplyMessage)
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cachedValue = qdbus_cast<QList<QVariant> >(reply.arguments().value(0)).value(0);
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}
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QContextKitProperty::~QContextKitProperty()
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{
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propertyInterface.call("Unsubscribe");
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}
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QVariant QContextKitProperty::value() const
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{
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return cachedValue;
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}
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void QContextKitProperty::cacheValue(const QVariantList& values, qulonglong)
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{
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cachedValue = values.value(0);
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emit valueChanged(cachedValue);
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}
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