Add a QAmbientTemperatureSensor class.

Port the Blackberry backend to use it.

Change-Id: I6d4395f5ab9e0ce3fb6f76c47282929103929557
Reviewed-by: Lorn Potter <lorn.potter@jollamobile.com>

15 files changed, 556 insertions, 41 deletions

diff --git a/src/imports/sensors/plugins.qmltypes b/src/imports/sensors/plugins.qmltypes
index bd879f81..974f7142 100644
--- a/src/imports/sensors/plugins.qmltypes
+++ b/src/imports/sensors/plugins.qmltypes
@@ -56,6 +56,17 @@ Module {
         Property { name: "lightLevel"; type: "QAmbientLightReading::LightLevel"; isReadonly: true }
     }
     Component {
+        name: "QmlAmbientTemperatureReading"
+        prototype: "QmlSensorReading"
+        exports: ["AmbientTemperatureReading 5.1"]
+        Property { name: "temperature"; type: "double"; isReadonly: true }
+    }
+    Component {
+        name: "QmlAmbientTemperatureSensor"
+        prototype: "QmlSensor"
+        exports: ["AmbientTemperatureSensor 5.1"]
+    }
+    Component {
         name: "QmlCompass"
         prototype: "QmlSensor"
         exports: ["Compass 5.0", "Compass 5.1"]
diff --git a/src/imports/sensors/qmlambienttemperaturesensor.cpp b/src/imports/sensors/qmlambienttemperaturesensor.cpp
new file mode 100644
index 00000000..1190fca6
--- /dev/null
+++ b/src/imports/sensors/qmlambienttemperaturesensor.cpp
@@ -0,0 +1,133 @@
+/****************************************************************************
+**
+** Copyright (C) 2013 Research In Motion
+** 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.
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+#include "qmlambienttemperaturesensor.h"
+#include <QAmbientTemperatureSensor>
+
+/*!
+    \qmltype AmbientTemperatureSensor
+    \instantiates QmlAmbientTemperatureSensor
+    \ingroup qml-sensors_type
+    \inqmlmodule QtSensors 5.0
+    \since QtSensors 5.1
+    \inherits Sensor
+    \brief The AmbientTemperatureSensor element reports on the ambient temperature.
+
+    The AmbientTemperatureSensor element reports on the ambient temperature.
+
+    This element wraps the QAmbientTemperatureSensor class. Please see the documentation for
+    QAmbientTemperatureSensor for details.
+
+    \sa AmbientTemperatureReading
+*/
+
+QmlAmbientTemperatureSensor::QmlAmbientTemperatureSensor(QObject *parent)
+    : QmlSensor(parent)
+    , m_sensor(new QAmbientTemperatureSensor(this))
+{
+}
+
+QmlAmbientTemperatureSensor::~QmlAmbientTemperatureSensor()
+{
+}
+
+QmlSensorReading *QmlAmbientTemperatureSensor::createReading() const
+{
+    return new QmlAmbientTemperatureReading(m_sensor);
+}
+
+QSensor *QmlAmbientTemperatureSensor::sensor() const
+{
+    return m_sensor;
+}
+
+/*!
+    \qmltype AmbientTemperatureReading
+    \instantiates QmlAmbientTemperatureReading
+    \ingroup qml-sensors_reading
+    \inqmlmodule QtSensors 5.0
+    \since QtSensors 5.1
+    \inherits SensorReading
+    \brief The AmbientTemperatureReading element holds the most recent temperature reading.
+
+    The AmbientTemperatureReading element holds the most recent temperature reading.
+
+    This element wraps the QAmbientTemperatureReading class. Please see the documentation for
+    QAmbientTemperatureReading for details.
+
+    This element cannot be directly created.
+*/
+
+QmlAmbientTemperatureReading::QmlAmbientTemperatureReading(QAmbientTemperatureSensor *sensor)
+    : QmlSensorReading(sensor)
+    , m_sensor(sensor)
+    , m_temperature(0)
+{
+}
+
+QmlAmbientTemperatureReading::~QmlAmbientTemperatureReading()
+{
+}
+
+/*!
+    \qmlproperty qreal AmbientTemperatureReading::temperature
+    This property holds the ambient temperature in degree Celsius.
+
+    Please see QAmbientTemperatureReading::temperature for information about this property.
+*/
+
+qreal QmlAmbientTemperatureReading::temperature() const
+{
+    return m_temperature;
+}
+
+QSensorReading *QmlAmbientTemperatureReading::reading() const
+{
+    return m_sensor->reading();
+}
+
+void QmlAmbientTemperatureReading::readingUpdate()
+{
+    const qreal temperature = m_sensor->reading()->temperature();
+    if (m_temperature != temperature) {
+        m_temperature = temperature;
+        Q_EMIT temperatureChanged();
+    }
+}
diff --git a/src/imports/sensors/qmlambienttemperaturesensor.h b/src/imports/sensors/qmlambienttemperaturesensor.h
new file mode 100644
index 00000000..1c1d8dd6
--- /dev/null
+++ b/src/imports/sensors/qmlambienttemperaturesensor.h
@@ -0,0 +1,86 @@
+/****************************************************************************
+**
+** Copyright (C) 2013 Research In Motion
+** 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.
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+#ifndef QMLAMBIENTTEMPERATURESENSOR_H
+#define QMLAMBIENTTEMPERATURESENSOR_H
+
+#include "qmlsensor.h"
+
+QT_BEGIN_NAMESPACE
+
+class QAmbientTemperatureSensor;
+
+class QmlAmbientTemperatureSensor : public QmlSensor
+{
+    Q_OBJECT
+public:
+    explicit QmlAmbientTemperatureSensor(QObject *parent = 0);
+    ~QmlAmbientTemperatureSensor();
+
+private:
+    QSensor *sensor() const Q_DECL_OVERRIDE;
+    QmlSensorReading *createReading() const Q_DECL_OVERRIDE;
+
+    QAmbientTemperatureSensor *m_sensor;
+};
+
+class QmlAmbientTemperatureReading : public QmlSensorReading
+{
+    Q_OBJECT
+    Q_PROPERTY(qreal temperature READ temperature NOTIFY temperatureChanged)
+public:
+    explicit QmlAmbientTemperatureReading(QAmbientTemperatureSensor *sensor);
+    ~QmlAmbientTemperatureReading();
+
+    qreal temperature() const;
+
+Q_SIGNALS:
+    void temperatureChanged();
+
+private:
+    QSensorReading *reading() const Q_DECL_OVERRIDE;
+    void readingUpdate() Q_DECL_OVERRIDE;
+
+    QAmbientTemperatureSensor *m_sensor;
+    qreal m_temperature;
+};
+
+QT_END_NAMESPACE
+#endif
diff --git a/src/imports/sensors/sensors.cpp b/src/imports/sensors/sensors.cpp
index 725776e1..77ad754a 100644
--- a/src/imports/sensors/sensors.cpp
+++ b/src/imports/sensors/sensors.cpp
@@ -46,6 +46,7 @@
 #include <QtSensors/qaccelerometer.h>
 #include <QtSensors/qaltimeter.h>
 #include <QtSensors/qambientlightsensor.h>
+#include <QtSensors/qambienttemperaturesensor.h>
 #include <QtSensors/qcompass.h>
 #include <QtSensors/qmagnetometer.h>
 #include <QtSensors/qorientationsensor.h>
@@ -62,6 +63,7 @@
 #include "qmlaccelerometer.h"
 #include "qmlaltimeter.h"
 #include "qmlambientlightsensor.h"
+#include "qmlambienttemperaturesensor.h"
 #include "qmlcompass.h"
 #include "qmlgyroscope.h"
 #include "qmlholstersensor.h"
@@ -144,6 +146,8 @@ public:
         qmlRegisterUncreatableType<QmlAltimeterReading         >(package, major, minor, "AltimeterReading", QLatin1String("Cannot create AltimeterReading"));
         qmlRegisterType           <QmlAmbientLightSensor       >(package, major, minor, "AmbientLightSensor");
         qmlRegisterUncreatableType<QmlAmbientLightSensorReading>(package, major, minor, "AmbientLightReading",  QLatin1String("Cannot create AmbientLightReading"));
+        qmlRegisterType           <QmlAmbientTemperatureSensor >(package, major, minor, "AmbientTemperatureSensor");
+        qmlRegisterUncreatableType<QmlAmbientTemperatureReading>(package, major, minor, "AmbientTemperatureReading",  QLatin1String("Cannot create AmbientTemperatureReading"));
         qmlRegisterType           <QmlCompass                  >(package, major, minor, "Compass");
         qmlRegisterUncreatableType<QmlCompassReading           >(package, major, minor, "CompassReading",       QLatin1String("Cannot create CompassReading"));
         qmlRegisterType           <QmlGyroscope                >(package, major, minor, "Gyroscope");
diff --git a/src/imports/sensors/sensors.pro b/src/imports/sensors/sensors.pro
index 61994b0a..2236ce11 100644
--- a/src/imports/sensors/sensors.pro
+++ b/src/imports/sensors/sensors.pro
@@ -11,6 +11,7 @@ HEADERS += \
     qmlaccelerometer.h \
     qmlaltimeter.h \
     qmlambientlightsensor.h \
+    qmlambienttemperaturesensor.h \
     qmlcompass.h \
     qmlgyroscope.h \
     qmlholstersensor.h \
@@ -32,6 +33,7 @@ SOURCES += sensors.cpp \
     qmlaccelerometer.cpp \
     qmlaltimeter.cpp \
     qmlambientlightsensor.cpp \
+    qmlambienttemperaturesensor.cpp \
     qmlcompass.cpp \
     qmlgyroscope.cpp \
     qmlholstersensor.cpp \
diff --git a/src/plugins/sensors/blackberry/bbtemperaturesensor.cpp b/src/plugins/sensors/blackberry/bbtemperaturesensor.cpp
index f3ec6342..b38fba4d 100644
--- a/src/plugins/sensors/blackberry/bbtemperaturesensor.cpp
+++ b/src/plugins/sensors/blackberry/bbtemperaturesensor.cpp
@@ -40,31 +40,8 @@
 ****************************************************************************/
 #include "bbtemperaturesensor.h"
 
-class BbTemperatureReadingPrivate
-{
-public:
-    BbTemperatureReadingPrivate()
-        : temperature(0)
-    {
-    }
-
-    qreal temperature;
-};
-
-IMPLEMENT_READING(BbTemperatureReading)
-
-qreal BbTemperatureReading::temperature() const
-{
-    return d->temperature;
-}
-
-void BbTemperatureReading::setTemperature(qreal temperature)
-{
-    d->temperature = temperature;
-}
-
 BbTemperatureSensor::BbTemperatureSensor(QSensor *sensor)
-    : BbSensorBackend<BbTemperatureReading>(devicePath(), SENSOR_TYPE_TEMPERATURE, sensor)
+    : BbSensorBackend<QAmbientTemperatureReading>(devicePath(), SENSOR_TYPE_TEMPERATURE, sensor)
 {
     setDescription(QLatin1String("Temperature in degrees Celsius"));
 }
@@ -74,7 +51,7 @@ QString BbTemperatureSensor::devicePath()
     return QLatin1String("/dev/sensor/temp");
 }
 
-bool BbTemperatureSensor::updateReadingFromEvent(const sensor_event_t &event, BbTemperatureReading *reading)
+bool BbTemperatureSensor::updateReadingFromEvent(const sensor_event_t &event, QAmbientTemperatureReading *reading)
 {
     // TODO: I was unable to test this since the device I was testing this with did not have
     //       a temperature sensor. Verify that this works and check that the units are correct.
diff --git a/src/plugins/sensors/blackberry/bbtemperaturesensor.h b/src/plugins/sensors/blackberry/bbtemperaturesensor.h
index 1b9ea1bf..a24c67e7 100644
--- a/src/plugins/sensors/blackberry/bbtemperaturesensor.h
+++ b/src/plugins/sensors/blackberry/bbtemperaturesensor.h
@@ -42,20 +42,9 @@
 #define BBTEMPERATURESENSOR_H
 
 #include "bbsensorbackend.h"
+#include <qambienttemperaturesensor.h>
 
-class BbTemperatureReadingPrivate;
-
-class BbTemperatureReading : public QSensorReading
-{
-    Q_OBJECT
-    Q_PROPERTY(qreal temperature READ temperature)
-    DECLARE_READING(BbTemperatureReading)
-public:
-    qreal temperature() const;
-    void setTemperature(qreal temperature);
-};
-
-class BbTemperatureSensor : public BbSensorBackend<BbTemperatureReading>
+class BbTemperatureSensor : public BbSensorBackend<QAmbientTemperatureReading>
 {
     Q_OBJECT
 
@@ -65,7 +54,7 @@ public:
     static QString devicePath();
 
 protected:
-    bool updateReadingFromEvent(const sensor_event_t &event, BbTemperatureReading *reading);
+    bool updateReadingFromEvent(const sensor_event_t &event, QAmbientTemperatureReading *reading);
 };
 
 #endif
diff --git a/src/plugins/sensors/blackberry/main.cpp b/src/plugins/sensors/blackberry/main.cpp
index ce7aa23f..9d8e87fe 100644
--- a/src/plugins/sensors/blackberry/main.cpp
+++ b/src/plugins/sensors/blackberry/main.cpp
@@ -114,7 +114,7 @@ public:
         if (sensorSupported(BbRotationSensor::devicePath()))
             QSensorManager::registerBackend(QRotationSensor::type, bbRotationSensorId, this);
         if (sensorSupported(BbTemperatureSensor::devicePath()))
-            QSensorManager::registerBackend("BbTemperatureSensor", bbTemperatureSensorId, this);
+            QSensorManager::registerBackend(QAmbientTemperatureSensor::type, bbTemperatureSensorId, this);
     }
 
     QSensorBackend *createBackend(QSensor *sensor) Q_DECL_OVERRIDE
diff --git a/src/sensors/doc/src/compatmap.qdoc b/src/sensors/doc/src/compatmap.qdoc
index 67562b96..abb71a15 100644
--- a/src/sensors/doc/src/compatmap.qdoc
+++ b/src/sensors/doc/src/compatmap.qdoc
@@ -73,7 +73,13 @@
     <td nowrap="nowrap">Ambient Light Sensor</td>
     <td bgcolor="green"></td>
     <td bgcolor="gray"></td>
-    <td bgcolor="green"></td>
+    <td bgcolor="gray"></td>
+    </tr>
+    <tr>
+    <td nowrap="nowrap">Ambient Temperature Sensor</td>
+    <td bgcolor="gray"></td>
+    <td bgcolor="gray"></td>
+    <td bgcolor="gray"></td>
     </tr>
     <tr>
     <td nowrap="nowrap">Compass</td>
diff --git a/src/sensors/qambienttemperaturesensor.cpp b/src/sensors/qambienttemperaturesensor.cpp
new file mode 100644
index 00000000..9ecde6df
--- /dev/null
+++ b/src/sensors/qambienttemperaturesensor.cpp
@@ -0,0 +1,144 @@
+/****************************************************************************
+**
+** Copyright (C) 2013 Research In Motion
+** 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.
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+#include <qambienttemperaturesensor.h>
+#include "qambienttemperaturesensor_p.h"
+
+QT_BEGIN_NAMESPACE
+
+IMPLEMENT_READING(QAmbientTemperatureReading)
+
+/*!
+    \class QAmbientTemperatureReading
+    \ingroup sensors_reading
+    \inmodule QtSensors
+    \since 5.1
+
+    \brief The QAmbientTemperatureReading class holds readings of the ambient temperature.
+
+    The ambient (room) temperature is the temperature in degree Celsius.
+*/
+
+/*!
+    \property QAmbientTemperatureReading::temperature
+    \brief The ambient temperature
+
+    Measured in degree Celsius.
+*/
+
+qreal QAmbientTemperatureReading::temperature() const
+{
+    return d->temperature;
+}
+
+/*!
+    Sets ambient temperature to \a temperature.
+*/
+void QAmbientTemperatureReading::setTemperature(qreal temperature)
+{
+    d->temperature = temperature;
+}
+
+// =====================================================================
+
+/*!
+    \class QAmbientTemperatureFilter
+    \ingroup sensors_filter
+    \inmodule QtSensors
+    \since 5.1
+
+    \brief The QAmbientTemperatureFilter class is a convenience wrapper around QSensorFilter.
+
+    The only difference is that the filter() method features a pointer to QAmbientTemperatureReading
+    instead of QSensorReading.
+*/
+
+/*!
+    \fn QAmbientTemperatureFilter::filter(QAmbientTemperatureReading *reading)
+
+    Called when \a reading changes. Returns false to prevent the reading from propagating.
+
+    \sa QSensorFilter::filter()
+*/
+
+char const * const QAmbientTemperatureSensor::type("QAmbientTemperatureSensor");
+
+/*!
+    \class QAmbientTemperatureSensor
+    \ingroup sensors_type
+    \inmodule QtSensors
+    \since 5.1
+
+    \brief The QAmbientTemperatureSensor class is a convenience wrapper around QSensor.
+
+    The only behavioural difference is that this class sets the type properly.
+
+    This class also features a reading() function that returns a QAmbientTemperatureReading instead of a QSensorReading.
+
+    For details about how the sensor works, see \l QAmbientTemperatureReading.
+
+    \sa QAmbientTemperatureReading
+*/
+
+/*!
+    Construct the sensor as a child of \a parent.
+*/
+QAmbientTemperatureSensor::QAmbientTemperatureSensor(QObject *parent)
+    : QSensor(QAmbientTemperatureSensor::type, parent)
+{
+}
+
+/*!
+    Destroy the sensor. Stops the sensor if it has not already been stopped.
+*/
+QAmbientTemperatureSensor::~QAmbientTemperatureSensor()
+{
+}
+
+/*!
+    \fn QAmbientTemperatureSensor::reading() const
+
+    Returns the reading class for this sensor.
+
+    \sa QSensor::reading()
+*/
+
+#include "moc_qambienttemperaturesensor.cpp"
+QT_END_NAMESPACE
diff --git a/src/sensors/qambienttemperaturesensor.h b/src/sensors/qambienttemperaturesensor.h
new file mode 100644
index 00000000..134e5a92
--- /dev/null
+++ b/src/sensors/qambienttemperaturesensor.h
@@ -0,0 +1,84 @@
+/****************************************************************************
+**
+** Copyright (C) 2013 Research In Motion
+** 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.
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+#ifndef QAMBIENTTEMPERATURESENSOR_H
+#define QAMBIENTTEMPERATURESENSOR_H
+
+#include <QtSensors/qsensor.h>
+
+QT_BEGIN_NAMESPACE
+
+class QAmbientTemperatureReadingPrivate;
+
+class Q_SENSORS_EXPORT QAmbientTemperatureReading : public QSensorReading
+{
+    Q_OBJECT
+    Q_PROPERTY(qreal temperature READ temperature)
+    DECLARE_READING(QAmbientTemperatureReading)
+public:
+    qreal temperature() const;
+    void setTemperature(qreal temperature);
+};
+
+class Q_SENSORS_EXPORT QAmbientTemperatureFilter : public QSensorFilter
+{
+public:
+    virtual bool filter(QAmbientTemperatureReading *reading) = 0;
+private:
+    bool filter(QSensorReading *reading) Q_DECL_OVERRIDE
+        { return filter(static_cast<QAmbientTemperatureReading*>(reading)); }
+};
+
+class Q_SENSORS_EXPORT QAmbientTemperatureSensor : public QSensor
+{
+    Q_OBJECT
+public:
+    explicit QAmbientTemperatureSensor(QObject *parent = 0);
+    ~QAmbientTemperatureSensor();
+    QAmbientTemperatureReading *reading() const { return static_cast<QAmbientTemperatureReading*>(QSensor::reading()); }
+    static char const * const type;
+
+private:
+    Q_DISABLE_COPY(QAmbientTemperatureSensor)
+};
+
+QT_END_NAMESPACE
+
+#endif
diff --git a/src/sensors/qambienttemperaturesensor_p.h b/src/sensors/qambienttemperaturesensor_p.h
new file mode 100644
index 00000000..63fe1452
--- /dev/null
+++ b/src/sensors/qambienttemperaturesensor_p.h
@@ -0,0 +1,70 @@
+/****************************************************************************
+**
+** Copyright (C) 2013 Research In Motion
+** 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.
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+#ifndef QAMBIENTTEMPERATURESENSOR_P_H
+#define QAMBIENTTEMPERATURESENSOR_P_H
+
+//
+//  W A R N I N G
+//  -------------
+//
+// This file is not part of the Qt API. It exists purely as an
+// implementation detail. This header file may change from version to
+// version without notice, or even be removed.
+//
+// We mean it.
+//
+
+QT_BEGIN_NAMESPACE
+
+class QAmbientTemperatureReadingPrivate
+{
+public:
+    QAmbientTemperatureReadingPrivate()
+        : temperature(0)
+    {
+    }
+
+    qreal temperature;
+};
+
+QT_END_NAMESPACE
+
+#endif
diff --git a/src/sensors/sensors.pro b/src/sensors/sensors.pro
index 473e2250..b70c17c6 100644
--- a/src/sensors/sensors.pro
+++ b/src/sensors/sensors.pro
@@ -53,6 +53,7 @@ SENSORS=\
     qaccelerometer\
     qaltimeter\
     qambientlightsensor\
+    qambienttemperaturesensor\
     qcompass\
     qholstersensor\
     qlightsensor\
diff --git a/tests/auto/qsensor/test_backends.h b/tests/auto/qsensor/test_backends.h
index 6a04df72..b76d4128 100644
--- a/tests/auto/qsensor/test_backends.h
+++ b/tests/auto/qsensor/test_backends.h
@@ -50,6 +50,7 @@ void unregister_test_backends();
 #include <qaccelerometer.h>
 #include <qaltimeter.h>
 #include <qambientlightsensor.h>
+#include <qambienttemperaturesensor.h>
 #include <qcompass.h>
 #include <qgyroscope.h>
 #include <qholstersensor.h>
@@ -105,6 +106,9 @@ PREPARE_SENSORINTERFACE(QAltimeter, QAltimeterReading, QAltimeterFilter, {
 PREPARE_SENSORINTERFACE(QAmbientLightSensor, QAmbientLightReading, QAmbientLightFilter, {
     reading->setLightLevel(QAmbientLightReading::Twilight);
 })
+PREPARE_SENSORINTERFACE(QAmbientTemperatureSensor, QAmbientTemperatureReading, QAmbientTemperatureFilter, {
+    reading->setTemperature(30);
+})
 PREPARE_SENSORINTERFACE(QCompass, QCompassReading, QCompassFilter, {
     reading->setAzimuth(1.0);
     reading->setCalibrationLevel(1.0);
diff --git a/tests/auto/qsensor/tst_qsensor.cpp b/tests/auto/qsensor/tst_qsensor.cpp
index 232590c7..a410f711 100644
--- a/tests/auto/qsensor/tst_qsensor.cpp
+++ b/tests/auto/qsensor/tst_qsensor.cpp
@@ -855,6 +855,10 @@ private slots:
             QCOMPARE(reading->lightLevel(), QAmbientLightReading::Twilight);
         })
 
+        TEST_SENSORINTERFACE(QAmbientTemperatureSensor, QAmbientTemperatureReading, {
+            QCOMPARE(reading->temperature(), 30.0);
+        })
+
         TEST_SENSORINTERFACE(QCompass, QCompassReading, {
             QCOMPARE(reading->azimuth(), 1.0);
             QCOMPARE(reading->calibrationLevel(), 1.0);