add linux sys accelerometer reader backend

Most of this code comes from QtMobility n900 sensors backend.

Change-Id: Iacbf9363ac8fc4b8b737dc857766f02655374db7
Reviewed-by: Lincoln Ramsay <lincoln.ramsay@nokia.com>

1 files changed, 75 insertions, 0 deletions

diff --git a/src/plugins/sensors/linux/main.cpp b/src/plugins/sensors/linux/main.cpp
new file mode 100644
index 00000000..f569ecff
--- /dev/null
+++ b/src/plugins/sensors/linux/main.cpp
@@ -0,0 +1,75 @@
+/****************************************************************************
+**
+** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: http://www.qt-project.org/
+**
+** This file is part of the QtSensors module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** GNU Lesser General Public License Usage
+** 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, Nokia gives you certain additional
+** rights. These rights are described in the Nokia 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.
+**
+** Other Usage
+** Alternatively, this file may be used in accordance with the terms and
+** conditions contained in a signed written agreement between you and Nokia.
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "linuxsysaccelerometer.h"
+
+#include <qsensorplugin.h>
+#include <qsensorbackend.h>
+#include <qsensormanager.h>
+
+#include <QtCore/QFile>
+#include <QtCore/QDebug>
+
+class LinuxSensorPlugin : public QObject, public QSensorPluginInterface, public QSensorBackendFactory
+{
+    Q_OBJECT
+    Q_PLUGIN_METADATA(IID "com.nokia.Qt.QSensorPluginInterface/1.0" FILE "plugin.json")
+    Q_INTERFACES(QSensorPluginInterface)
+public:
+    void registerSensors()
+    {
+        qDebug() << "loaded the Linux plugin";
+        QString path = QString::fromLatin1(qgetenv("QT_ACCEL_FILEPATH"));
+        if (!path.isEmpty() && !QSensorManager::isBackendRegistered(QAccelerometer::type, LinuxSysAccelerometer::id))
+            QSensorManager::registerBackend(QAccelerometer::type, LinuxSysAccelerometer::id, this);
+    }
+
+    QSensorBackend *createBackend(QSensor *sensor)
+    {
+        if (sensor->identifier() == LinuxSysAccelerometer::id)
+            return new LinuxSysAccelerometer(sensor);
+
+        return 0;
+    }
+};
+
+#include "main.moc"
+