qtmobility/plugins/multimedia/symbian/radio/s60radiotunercontrol_31.cpp
changeset 4 90517678cc4f
parent 1 2b40d63a9c3d
child 5 453da2cfceef
--- a/qtmobility/plugins/multimedia/symbian/radio/s60radiotunercontrol_31.cpp	Fri Apr 16 15:51:22 2010 +0300
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,440 +0,0 @@
-/****************************************************************************
-**
-** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
-** All rights reserved.
-** Contact: Nokia Corporation (qt-info@nokia.com)
-**
-** This file is part of the Qt Mobility Components.
-**
-** $QT_BEGIN_LICENSE:LGPL$
-** No Commercial Usage
-** This file contains pre-release code and may not be distributed.
-** You may use this file in accordance with the terms and conditions
-** contained in the Technology Preview License Agreement accompanying
-** this package.
-**
-** 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, 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.
-**
-** If you have questions regarding the use of this file, please contact
-** Nokia at qt-info@nokia.com.
-**
-**
-**
-**
-**
-**
-**
-**
-** $QT_END_LICENSE$
-**
-****************************************************************************/
-
-#include "s60radiotunercontrol_31.h"
-#include "s60radiotunerservice.h"
-
-#include <QtCore/qdebug.h>
-#include <QFile>
-
-// from AudioPreference.h
-const TInt KAudioPriorityFMRadio = 79;
-const TUint KAudioPrefRadioAudioEvent = 0x03000001;
-
-S60RadioTunerControl::S60RadioTunerControl(QObject *parent)
-    : QRadioTunerControl(parent)
-    , m_error(0)
-    , m_tunerState(0)
-    , m_apiTunerState(QRadioTuner::StoppedState)
-    , m_audioInitializationComplete(false)
-    , m_radioError(QRadioTuner::NoError)
-    , m_muted(false)
-    , m_isStereo(true)
-    , m_stereoMode(QRadioTuner::Auto)
-    , m_signal(0)
-    , m_currentBand(QRadioTuner::FM)
-    , m_currentFreq(87500000)
-    , m_scanning(false)
-    , m_vol(100)
-{
-    initRadio();   
-}
-
-S60RadioTunerControl::~S60RadioTunerControl()
-{
-	if (m_tunerUtility) {
-	    m_tunerUtility->Close();
-		m_tunerUtility->CancelNotifyChange();
-		m_tunerUtility->CancelNotifySignalStrength();
-		m_tunerUtility->CancelNotifyStereoChange();
-		delete m_tunerUtility;
-	}
-	if (m_audioPlayerUtility) {
-		m_audioPlayerUtility = NULL;
-	}
-}
-
-bool S60RadioTunerControl::initRadio()
-{
-	m_available = false;
-
-	TRAPD(tunerError, m_tunerUtility = CMMTunerUtility::NewL(*this, CMMTunerUtility::ETunerBandFm, 1, 
-												CMMTunerUtility::ETunerAccessPriorityNormal));
-	if (tunerError != KErrNone) {
-        m_radioError = QRadioTuner::OpenError;
-        return m_available;
-    }
-	
-	TRAPD(playerError, m_audioPlayerUtility = m_tunerUtility->TunerPlayerUtilityL(*this));
-	if (playerError != KErrNone) {
-		m_radioError = QRadioTuner::OpenError;
-		return m_available;
-	}
-		
-	m_tunerUtility->NotifyChange(*this);
-	m_tunerUtility->NotifyStereoChange(*this);
-	m_tunerUtility->NotifySignalStrength(*this);
-	
-	m_available = true;
-	
-    return m_available;
-}
-
-void S60RadioTunerControl::start()
-{
-	if (!m_audioInitializationComplete) {
-		TFrequency freq(m_currentFreq);
-		m_tunerUtility->Tune(freq);
-	} else {
-		m_audioPlayerUtility->Play();
-	}
-
-	m_apiTunerState = QRadioTuner::ActiveState;
-	emit stateChanged(m_apiTunerState);
-}
-
-void S60RadioTunerControl::stop()
-{
-    if (m_audioPlayerUtility) {
-		m_audioPlayerUtility->Stop();
-		m_apiTunerState = QRadioTuner::StoppedState;
-		emit stateChanged(m_apiTunerState);
-    }		
-}
-
-QRadioTuner::State S60RadioTunerControl::state() const
-{
-    return m_apiTunerState;
-}
-
-QRadioTuner::Band S60RadioTunerControl::band() const
-{
-    return m_currentBand;
-}
-
-bool S60RadioTunerControl::isBandSupported(QRadioTuner::Band b) const
-{
-	if(b == QRadioTuner::FM)
-		return true;
-	else if(b == QRadioTuner::LW)
-		return false;
-	else if(b == QRadioTuner::AM)
-		return true;
-	else if(b == QRadioTuner::SW)
-		return false;
-	else
-		return false;
-}
-
-void S60RadioTunerControl::setBand(QRadioTuner::Band b)
-{
-    QRadioTuner::Band tempBand = b; 
-    if (tempBand != m_currentBand) {
-        m_currentBand = b;        
-        emit bandChanged(m_currentBand);
-    }
-}
-
-int S60RadioTunerControl::frequency() const
-{
-    return m_currentFreq;
-}
-
-void S60RadioTunerControl::setFrequency(int frequency)
-{
-    m_currentFreq = frequency;
-    TFrequency freq(m_currentFreq);
-    m_tunerUtility->Tune(freq);
-}
-
-int S60RadioTunerControl::frequencyStep(QRadioTuner::Band b) const
-{
-    int step = 0;
-
-    if(b == QRadioTuner::FM)
-        step = 100000; // 100kHz steps
-    else if(b == QRadioTuner::LW)
-        step = 1000; // 1kHz steps
-    else if(b == QRadioTuner::AM)
-        step = 1000; // 1kHz steps
-    else if(b == QRadioTuner::SW)
-        step = 500; // 500Hz steps
-
-    return step;
-}
-
-QPair<int,int> S60RadioTunerControl::frequencyRange(QRadioTuner::Band band) const
-{
-	TFrequency bottomFreq;
-	TFrequency topFreq;
-	int bandError = KErrNone;
-   
-	if (m_tunerUtility){
-		bandError = m_tunerUtility->GetFrequencyBandRange(bottomFreq, topFreq);	   
-		if (!bandError) {
-			return qMakePair<int,int>(bottomFreq.iFrequency, topFreq.iFrequency);
-		}
-	}  
-   return qMakePair<int,int>(0,0);
-}
-
-CMMTunerUtility::TTunerBand S60RadioTunerControl::getNativeBand(QRadioTuner::Band b) const
-{
-    // api match to native s60 bands    
-    if (b == QRadioTuner::AM)
-        return CMMTunerUtility::ETunerBandAm;
-    else if (b == QRadioTuner::FM)
-        return CMMTunerUtility::ETunerBandFm;
-    else if (b == QRadioTuner::LW)
-        return CMMTunerUtility::ETunerBandLw;
-    else
-        return CMMTunerUtility::ETunerNoBand;
-}
-
-bool S60RadioTunerControl::isStereo() const
-{
-    return m_isStereo;
-}
-
-QRadioTuner::StereoMode S60RadioTunerControl::stereoMode() const
-{
-    return m_stereoMode;
-}
-
-void S60RadioTunerControl::setStereoMode(QRadioTuner::StereoMode mode)
-{
-	m_stereoMode = mode;
-	if (m_tunerUtility) {	    
-	    if (QRadioTuner::ForceMono == mode)
-	        m_tunerUtility->ForceMonoReception(true);
-	    else 
-	        m_tunerUtility->ForceMonoReception(false);
-	}	
-}
-
-int S60RadioTunerControl::signalStrength() const
-{
-    // return value is a percentage value
-    if (m_tunerUtility) {       
-        TInt maxSignalStrength;
-        TInt currentSignalStrength;
-        m_error = m_tunerUtility->GetMaxSignalStrength(maxSignalStrength);       
-        if (m_error == KErrNone) {
-            m_error = m_tunerUtility->GetSignalStrength(currentSignalStrength);
-            if (m_error == KErrNone) {
-				if (maxSignalStrength == 0 || currentSignalStrength == 0) {
-					return 0;
-				}
-				m_signal = currentSignalStrength/maxSignalStrength; 
-            }           
-        }
-    }
-    return m_signal;
-}
-
-int S60RadioTunerControl::volume() const
-{
-    return m_vol;
-}
-
-void S60RadioTunerControl::setVolume(int volume)
-{
-    if (m_audioPlayerUtility) {
-		m_vol = volume;
-		TInt error = m_audioPlayerUtility->SetVolume(volume);
-		emit volumeChanged(m_vol);
-    }
-}
-
-bool S60RadioTunerControl::isMuted() const
-{
-    return m_muted;
-}
-
-void S60RadioTunerControl::setMuted(bool muted)
-{
-    if (m_audioPlayerUtility && m_audioInitializationComplete) {
-        m_muted = muted;
-        m_audioPlayerUtility->Mute(m_muted);
-        emit mutedChanged(m_muted);           
-    }
-}
-
-bool S60RadioTunerControl::isSearching() const
-{
-    if (m_tunerUtility) {
-    	TUint32 tempState;
-    	m_tunerUtility->GetState(tempState);
-    	if (tempState == CMMTunerUtility::ETunerStateRetuning || m_scanning) {
-			return true;
-    	} else
-    		return false;
-    }
-    return true;
-}
-
-void S60RadioTunerControl::cancelSearch()
-{
-	m_tunerUtility->CancelRetune();
-	m_scanning = false;
-	emit searchingChanged(false);
-}
-
-void S60RadioTunerControl::searchForward()
-{
-	m_scanning = true;
-	m_tunerUtility->StationSeek(CMMTunerUtility::ESearchDirectionUp);
-	emit searchingChanged(true);
-}
-
-void S60RadioTunerControl::searchBackward()
-{
-	m_scanning = true;
-	m_tunerUtility->StationSeek(CMMTunerUtility::ESearchDirectionDown);
-	emit searchingChanged(true);
-}
-
-bool S60RadioTunerControl::isValid() const
-{
-    return m_available;
-}
-
-bool S60RadioTunerControl::isAvailable() const
-{
-    return m_available;
-}
-
-QtMedia::AvailabilityError S60RadioTunerControl::availabilityError() const
-{
-    if (m_available)
-        return QtMedia::NoError;
-    else
-        return QtMedia::ResourceError;
-}
-
-QRadioTuner::Error S60RadioTunerControl::error() const
-{
-    return m_radioError;
-}
-
-QString S60RadioTunerControl::errorString() const
-{
-	return m_errorString;
-}
-
-void S60RadioTunerControl::MToTuneComplete(TInt aError)
-{
-	if (aError == KErrNone) {
-		m_scanning = false;
-		if (!m_audioInitializationComplete) {
-		TRAPD(initializeError, m_audioPlayerUtility->InitializeL(KAudioPriorityFMRadio, 
-													TMdaPriorityPreference(KAudioPrefRadioAudioEvent)));
-			if (initializeError != KErrNone) {
-				m_radioError = QRadioTuner::OpenError;
-			}
-		}
-	}
-}
-
-void S60RadioTunerControl::MTcoFrequencyChanged(const TFrequency& aOldFrequency, const TFrequency& aNewFrequency)
-{
-	m_currentFreq = aNewFrequency.iFrequency;
-	m_scanning = false;
-	emit frequencyChanged(m_currentFreq);
-}
-
-void S60RadioTunerControl::MTcoStateChanged(const TUint32& aOldState, const TUint32& aNewState)
-{
-	if (aNewState == CMMTunerUtility::ETunerStateActive) {
-		m_apiTunerState = QRadioTuner::ActiveState;
-	}
-	if (aNewState == CMMTunerUtility::ETunerStatePlaying) {
-		m_apiTunerState = QRadioTuner::ActiveState;
-	}	
-	if (aOldState != aNewState){
-		emit stateChanged(m_apiTunerState);
-	}
-}
-
-void S60RadioTunerControl::MTcoAntennaDetached()
-{
-	// no actions
-}
-
-void S60RadioTunerControl::MTcoAntennaAttached()
-{
-	// no actions
-}
-
-void S60RadioTunerControl::FlightModeChanged(TBool aFlightMode)
-{
-	// no actions
-}
-
-void S60RadioTunerControl::MTsoStereoReceptionChanged(TBool aStereo)
-{
-	m_isStereo = aStereo;
-	emit stereoStatusChanged(aStereo);
-}
-
-void S60RadioTunerControl::MTsoForcedMonoChanged(TBool aForcedMono)
-{
-	if (aForcedMono) {
-		m_stereoMode = QRadioTuner::ForceMono;
-	}
-}
-
-void S60RadioTunerControl::MssoSignalStrengthChanged(TInt aNewSignalStrength)
-{
-	m_signal = aNewSignalStrength;
-	emit signalStrengthChanged(m_signal);
-}
-
-void S60RadioTunerControl::MTapoInitializeComplete(TInt aError)
-{
-	if (aError == KErrNone) {
-		m_audioInitializationComplete = true;
-		m_available = true;
-		m_audioPlayerUtility->Play();
-		m_apiTunerState = QRadioTuner::ActiveState;
-		emit stateChanged(m_apiTunerState);
-	} else if (aError != KErrNone) {
-		m_radioError = QRadioTuner::OpenError;
-	}
-}
-
-void S60RadioTunerControl::MTapoPlayEvent(TEventType aEvent, TInt aError, TAny* aAdditionalInfo)
-{
-	// no actions
-}
-
-
-