--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/camerauis/cameraxui/cxengine/inc/api/cxesensoreventhandler.h Fri Apr 16 14:51:30 2010 +0300
@@ -0,0 +1,79 @@
+/*
+* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description:
+*
+*/
+#ifndef CXESENSOREVENTHANDLER_H_
+#define CXESENSOREVENTHANDLER_H_
+
+#include <QObject>
+#include <QMetaType>
+
+#include "cxenamespace.h"
+
+
+/**
+ * Sensor Event Handler implements basic sensor's events handling. It
+ * automatically updates the clients intersted in knowing the sensor events
+ * that is currently supported and used by camera app.
+ *
+ * All the supported sensor types are defined by enum "SensorType"
+ * This class provides one signal which basically carries out corresponding sensor data for
+ * the given sensor type.
+ */
+class CxeSensorEventHandler : public QObject
+{
+ Q_OBJECT
+
+public:
+
+ // ! Sensor types handled and supported in cxengine.
+ enum SensorType
+ {
+ //! Listening to orientation sensor events
+ OrientationSensor
+ };
+
+ /**
+ * Data read from sensor. The "type" of data embedded in QVariant is specific to sensor type.
+ */
+ virtual QVariant sensorData(CxeSensorEventHandler::SensorType type) = 0;
+
+public slots:
+ /*!
+ init sensors
+ */
+ virtual void init() = 0;
+
+ /*!
+ de-init sensors
+ */
+ virtual void deinit() = 0;
+
+signals:
+ /*
+ * A signal indicating that there is new sensor event data available.
+ */
+ void sensorEvent(CxeSensorEventHandler::SensorType type,QVariant data);
+
+protected:
+ CxeSensorEventHandler() {} // protected empty contructor so that derived class construction works
+
+private:
+ Q_DISABLE_COPY( CxeSensorEventHandler )
+};
+
+Q_DECLARE_METATYPE(Cxe::DeviceOrientation)
+
+#endif /* CXESENSOREVENTHANDLER_H_ */