diff options
Diffstat (limited to 'tools/qml/deviceorientation_symbian.cpp')
| -rw-r--r-- | tools/qml/deviceorientation_symbian.cpp | 192 |
1 files changed, 192 insertions, 0 deletions
diff --git a/tools/qml/deviceorientation_symbian.cpp b/tools/qml/deviceorientation_symbian.cpp new file mode 100644 index 00000000..96f2809f --- /dev/null +++ b/tools/qml/deviceorientation_symbian.cpp @@ -0,0 +1,192 @@ +/**************************************************************************** +** +** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the tools applications 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 "deviceorientation.h" + +#include <e32base.h> +#include <sensrvchannelfinder.h> +#include <sensrvdatalistener.h> +#include <sensrvchannel.h> +#include <sensrvorientationsensor.h> + +class SymbianOrientation : public DeviceOrientation, public MSensrvDataListener +{ + Q_OBJECT +public: + SymbianOrientation() + : DeviceOrientation(), m_current(UnknownOrientation), m_sensorChannel(0), m_channelOpen(false) + { + TRAP_IGNORE(initL()); + if (!m_sensorChannel) + qWarning("No valid sensors found."); + } + + ~SymbianOrientation() + { + if (m_sensorChannel) { + m_sensorChannel->StopDataListening(); + m_sensorChannel->CloseChannel(); + delete m_sensorChannel; + } + } + + void initL() + { + CSensrvChannelFinder *channelFinder = CSensrvChannelFinder::NewLC(); + RSensrvChannelInfoList channelInfoList; + CleanupClosePushL(channelInfoList); + + TSensrvChannelInfo searchConditions; + searchConditions.iChannelType = KSensrvChannelTypeIdOrientationData; + channelFinder->FindChannelsL(channelInfoList, searchConditions); + + for (int i = 0; i < channelInfoList.Count(); ++i) { + TRAPD(error, m_sensorChannel = CSensrvChannel::NewL(channelInfoList[i])); + if (!error) + TRAP(error, m_sensorChannel->OpenChannelL()); + if (!error) { + TRAP(error, m_sensorChannel->StartDataListeningL(this, 1, 1, 0)); + m_channelOpen = true; + break; + } + if (error) { + delete m_sensorChannel; + m_sensorChannel = 0; + } + } + + channelInfoList.Close(); + CleanupStack::Pop(&channelInfoList); + CleanupStack::PopAndDestroy(channelFinder); + } + + Orientation orientation() const + { + return m_current; + } + + void setOrientation(Orientation) { } + +private: + DeviceOrientation::Orientation m_current; + CSensrvChannel *m_sensorChannel; + bool m_channelOpen; + void pauseListening() { + if (m_sensorChannel && m_channelOpen) { + m_sensorChannel->StopDataListening(); + m_sensorChannel->CloseChannel(); + m_channelOpen = false; + } + } + + void resumeListening() { + if (m_sensorChannel && !m_channelOpen) { + TRAPD(error, m_sensorChannel->OpenChannelL()); + if (!error) { + TRAP(error, m_sensorChannel->StartDataListeningL(this, 1, 1, 0)); + if (!error) { + m_channelOpen = true; + } + } + if (error) { + delete m_sensorChannel; + m_sensorChannel = 0; + } + } + } + + void DataReceived(CSensrvChannel &channel, TInt count, TInt dataLost) + { + Q_UNUSED(dataLost) + if (channel.GetChannelInfo().iChannelType == KSensrvChannelTypeIdOrientationData) { + TSensrvOrientationData data; + for (int i = 0; i < count; ++i) { + TPckgBuf<TSensrvOrientationData> dataBuf; + channel.GetData(dataBuf); + data = dataBuf(); + Orientation orientation = UnknownOrientation; + switch (data.iDeviceOrientation) { + case TSensrvOrientationData::EOrientationDisplayUp: + orientation = Portrait; + break; + case TSensrvOrientationData::EOrientationDisplayRightUp: + orientation = Landscape; + break; + case TSensrvOrientationData::EOrientationDisplayLeftUp: + orientation = LandscapeInverted; + break; + case TSensrvOrientationData::EOrientationDisplayDown: + orientation = PortraitInverted; + break; + case TSensrvOrientationData::EOrientationUndefined: + case TSensrvOrientationData::EOrientationDisplayUpwards: + case TSensrvOrientationData::EOrientationDisplayDownwards: + default: + break; + } + + if (m_current != orientation && orientation != UnknownOrientation) { + m_current = orientation; + emit orientationChanged(); + } + } + } + } + + void DataError(CSensrvChannel& /* channel */, TSensrvErrorSeverity /* error */) + { + } + + void GetDataListenerInterfaceL(TUid /* interfaceUid */, TAny*& /* interface */) + { + } +}; + + +DeviceOrientation* DeviceOrientation::instance() +{ + static SymbianOrientation *o = 0; + if (!o) + o = new SymbianOrientation; + return o; +} + +#include "deviceorientation_symbian.moc" |