diff -r a2b50a479edf -r 6df133bd92e1 radioapp/radiouiengine/src/radiouiengine.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/radioapp/radiouiengine/src/radiouiengine.cpp	Fri Jun 04 10:21:36 2010 +0100
@@ -0,0 +1,646 @@
+/*
+* 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:
+*
+*/
+
+// System includes
+#include <QScopedPointer>
+#include <QProcess>
+#include <QFile>
+
+#ifdef BUILD_WIN32
+#   include <QSettings>
+#else
+#   include <qsysteminfo.h>
+#   include <XQSettingsManager>
+using namespace QtMobility;
+#endif // WIN32_BUILD
+
+// User includes
+#include "radiouiengine.h"
+#include "radiouiengine_p.h"
+#include "radiologger.h"
+#include "radioenginewrapper.h"
+#include "radiostationmodel.h"
+#include "radiohistorymodel.h"
+#include "radiocarouselmodel.h"
+#include "radiohistoryitem.h"
+#include "radiosettings.h"
+#include "radiostationfiltermodel.h"
+#include "radioscannerengine.h"
+
+// Constants
+const QString KPathFormatter = "%1:%2%3";
+const QString KApplicationDir = "\\sys\\bin\\";
+const QString KSongRecognitionApp = "Shazam_0x200265B3.exe";
+const QString KSongRecognitionAppParams = "-listen";
+
+const uint DEFAULT_MIN_FREQUENCY = 87500000;
+const uint RADIO_CENREP_UID = 0x101FF976;
+const uint RADIO_CENREP_FREQUENCY_KEY = 0x00000107;
+
+struct GenreStruct
+{
+    int mGenreCode;
+    const char* mInCarousel;
+    const char* mInStationsList;
+    const char* mInHomeScreen;
+};
+
+const GenreStruct EuropeanGenres[] =
+{
+     { GenreEurope::RdsNone, "", "", "" }
+    ,{ GenreEurope::RdsNews, "txt_rad_info_news", "txt_rad_dblist_l1_mhz_val_news", "txt_rad_info_news_hs" }
+    ,{ GenreEurope::RdsCurrentAffairs, "txt_rad_info_current_affairs", "txt_rad_dblist_l1_mhz_val_current_affairs", "txt_rad_info_current_affairs_hs" }
+    ,{ GenreEurope::RdsInformation, "txt_rad_info_information", "txt_rad_dblist_l1_mhz_val_information", "txt_rad_info_information_hs" }
+    ,{ GenreEurope::RdsSport, "txt_rad_info_sport", "txt_rad_dblist_l1_mhz_val_sport", "txt_rad_info_sport_hs" }
+    ,{ GenreEurope::RdsEducation, "txt_rad_info_education", "txt_rad_dblist_l1_mhz_val_education", "txt_rad_info_education_hs" }
+    ,{ GenreEurope::RdsDrama, "txt_rad_info_drama", "txt_rad_dblist_l1_mhz_val_drama", "txt_rad_info_drama_hs" }
+    ,{ GenreEurope::RdsCulture, "txt_rad_info_culture", "txt_rad_dblist_l1_mhz_val_culture", "txt_rad_info_culture_hs" }
+    ,{ GenreEurope::RdsScience, "txt_rad_info_science", "txt_rad_dblist_l1_mhz_val_science", "txt_rad_info_science_hs" }
+    ,{ GenreEurope::RdsVariedSpeech, "txt_rad_info_varied", "txt_rad_dblist_l1_mhz_val_varied", "txt_rad_info_varied_hs" }
+    ,{ GenreEurope::RdsPopMusic, "txt_rad_info_pop_music", "txt_rad_dblist_l1_mhz_val_pop_music", "txt_rad_info_pop_music_hs" }
+    ,{ GenreEurope::RdsRockMusic, "txt_rad_info_rock_music", "txt_rad_dblist_l1_mhz_val_rock_music", "txt_rad_info_rock_music_hs" }
+    ,{ GenreEurope::RdsEasyListening, "txt_rad_info_easy_listening", "txt_rad_dblist_l1_mhz_val_easy_listening", "txt_rad_info_easy_listening_hs" }
+    ,{ GenreEurope::RdsLightClassical, "txt_rad_info_light_classical", "txt_rad_dblist_l1_mhz_val_light_classical", "txt_rad_info_light_classical_hs" }
+    ,{ GenreEurope::RdsSeriousClassical, "txt_rad_info_serious_classical", "txt_rad_dblist_l1_mhz_val_serious_classical", "txt_rad_info_serious_classical_hs" }
+    ,{ GenreEurope::RdsOtherMusic, "txt_rad_info_other_music", "txt_rad_dblist_l1_mhz_val_other_music", "txt_rad_info_other_music_hs" }
+    ,{ GenreEurope::RdsWeather, "txt_rad_info_weather", "txt_rad_dblist_l1_mhz_val_weather", "txt_rad_info_weather_hs" }
+    ,{ GenreEurope::RdsFinance, "txt_rad_info_finance", "txt_rad_dblist_l1_mhz_val_finance", "txt_rad_info_finance_hs" }
+    ,{ GenreEurope::RdsChildrensProgrammes, "txt_rad_info_childrens_programmes", "txt_rad_dblist_l1_mhz_val_childrens_programmes", "txt_rad_info_childrens_programmes_hs" }
+    ,{ GenreEurope::RdsSocialAffairs, "txt_rad_info_social_affairs", "txt_rad_dblist_l1_mhz_val_social_affairs", "txt_rad_info_social_affairs_hs" }
+    ,{ GenreEurope::RdsReligion, "txt_rad_info_religion", "txt_rad_dblist_l1_mhz_val_religion", "txt_rad_info_religion_hs" }
+    ,{ GenreEurope::RdsPhoneIn, "txt_rad_info_phone_in", "txt_rad_dblist_l1_mhz_val_phone_in", "txt_rad_info_phone_in_hs" }
+    ,{ GenreEurope::RdsTravel, "txt_rad_info_travel", "txt_rad_dblist_l1_mhz_val_travel", "txt_rad_info_travel_hs" }
+    ,{ GenreEurope::RdsLeisure, "txt_rad_info_leisure", "txt_rad_dblist_l1_mhz_val_leisure", "txt_rad_info_leisure_hs" }
+    ,{ GenreEurope::RdsJazzMusic, "txt_rad_info_jazz_music", "txt_rad_dblist_l1_mhz_val_jazz_music", "txt_rad_info_jazz_music_hs" }
+    ,{ GenreEurope::RdsCountryMusic, "txt_rad_info_country_music", "txt_rad_dblist_l1_mhz_val_country_music", "txt_rad_info_country_music_hs" }
+    ,{ GenreEurope::RdsNationalMusic, "txt_rad_info_national_music", "txt_rad_dblist_l1_mhz_val_national_music", "txt_rad_info_national_music_hs" }
+    ,{ GenreEurope::RdsOldiesMusic, "txt_rad_info_oldies_music", "txt_rad_dblist_l1_mhz_val_oldies_music", "txt_rad_info_oldies_music_hs" }
+    ,{ GenreEurope::RdsFolkMusic, "txt_rad_info_folk_music", "txt_rad_dblist_l1_mhz_val_folk_music", "txt_rad_info_folk_music_hs" }
+    ,{ GenreEurope::RdsDocumentary, "txt_rad_info_documentary", "txt_rad_dblist_l1_mhz_val_documentary", "txt_rad_info_documentary_hs" }
+    ,{ GenreEurope::RdsAlarmTest, "txt_rad_info_alarm_test", "txt_rad_dblist_l1_mhz_val_alarm_test", "txt_rad_info_alarm_test_hs" }
+    ,{ GenreEurope::RdsAlarm, "txt_rad_info_alarm", "txt_rad_dblist_l1_mhz_val_alarm", "txt_rad_info_alarm_hs" }
+};
+const int EuropeanGenresCount = sizeof( EuropeanGenres ) / sizeof ( EuropeanGenres[0] );
+
+const GenreStruct AmericanGenres[] =
+{
+     { GenreAmerica::RbdsNone, "", "", "" }
+    ,{ GenreAmerica::RbdsNews, "txt_rad_info_news", "txt_rad_dblist_l1_mhz_val_news", "txt_rad_info_news_hs" }
+    ,{ GenreAmerica::RbdsInformation, "txt_rad_info_information", "txt_rad_dblist_l1_mhz_val_information", "txt_rad_info_information_hs" }
+    ,{ GenreAmerica::RbdsSports, "txt_rad_info_sport", "txt_rad_dblist_l1_mhz_val_sport", "txt_rad_info_sport_hs" }
+    ,{ GenreAmerica::RbdsTalk, "txt_rad_info_talk", "txt_rad_dblist_l1_mhz_val_talk", "txt_rad_info_talk_hs" }
+    ,{ GenreAmerica::RbdsRock, "txt_rad_info_rock_music", "txt_rad_dblist_l1_mhz_val_rock_music", "txt_rad_info_rock_music_hs" } //TODO: Check
+    ,{ GenreAmerica::RbdsClassicRock, "txt_rad_info_classic_rock", "txt_rad_dblist_l1_mhz_val_classic_rock", "txt_rad_info_classic_rock_hs" }
+    ,{ GenreAmerica::RbdsAdultHits, "txt_rad_info_adult_hits", "txt_rad_dblist_l1_mhz_val_adult_hits", "txt_rad_info_adult_hits_hs" }
+    ,{ GenreAmerica::RbdsSoftRock, "txt_rad_info_soft_rock", "txt_rad_dblist_l1_mhz_val_soft_rock", "txt_rad_info_soft_rock_hs" }
+    ,{ GenreAmerica::RbdsTop40, "txt_rad_info_top_40", "txt_rad_dblist_l1_mhz_val_top_40", "txt_rad_info_top_40_hs" }
+    ,{ GenreAmerica::RbdsCountry, "txt_rad_info_country_music", "txt_rad_dblist_l1_mhz_val_country_music", "txt_rad_info_country_music_hs" }  //TODO: Check
+    ,{ GenreAmerica::RbdsOldies, "txt_rad_info_oldies_music", "txt_rad_dblist_l1_mhz_val_oldies_music", "txt_rad_info_oldies_music_hs" }  //TODO: Check
+    ,{ GenreAmerica::RbdsSoft, "txt_rad_info_soft", "txt_rad_dblist_l1_mhz_val_soft", "txt_rad_info_soft_hs" }
+    ,{ GenreAmerica::RbdsNostalgia, "txt_rad_info_nostalgia", "txt_rad_dblist_l1_mhz_val_nostalgia", "txt_rad_info_nostalgia_hs" }
+    ,{ GenreAmerica::RbdsJazz, "txt_rad_info_jazz_music", "txt_rad_dblist_l1_mhz_val_jazz_music", "txt_rad_info_jazz_music_hs" } //TODO: Check
+    ,{ GenreAmerica::RbdsClassical, "txt_rad_info_classical", "txt_rad_dblist_l1_mhz_val_classical", "txt_rad_info_classical_hs" }
+    ,{ GenreAmerica::RbdsRhythmAndBlues, "txt_rad_info_rhythm_and_blues", "txt_rad_dblist_l1_mhz_val_rhythm_and_blues", "txt_rad_info_rhythm_and_blues_hs" }
+    ,{ GenreAmerica::RbdsSoftRhythmAndBlues, "txt_rad_info_soft_rhythm_and_blues", "txt_rad_dblist_l1_mhz_val_soft_rhythm_and_blues", "txt_rad_info_soft_rhythm_and_blues_hs" }
+    ,{ GenreAmerica::RbdsLanguage, "txt_rad_info_language", "txt_rad_dblist_l1_mhz_val_language", "txt_rad_info_language_hs" }
+    ,{ GenreAmerica::RbdsReligiousMusic, "txt_rad_info_religious_music", "txt_rad_dblist_l1_mhz_val_religious_music", "txt_rad_info_religious_music_hs" }
+    ,{ GenreAmerica::RbdsReligiousTalk, "txt_rad_info_religious_talk", "txt_rad_dblist_l1_mhz_val_religious_talk", "txt_rad_info_religious_talk_hs" }
+    ,{ GenreAmerica::RbdsPersonality, "txt_rad_info_personality", "txt_rad_dblist_l1_mhz_val_personality", "txt_rad_info_personality_hs" }
+    ,{ GenreAmerica::RbdsPublic, "txt_rad_info_public", "txt_rad_dblist_l1_mhz_val_public", "txt_rad_info_public_hs" }
+    ,{ GenreAmerica::RbdsCollege, "txt_rad_info_college", "txt_rad_dblist_l1_mhz_val_college", "txt_rad_info_college_hs" }
+    ,{ GenreAmerica::RbdsUnassigned1, "", "", "" }
+    ,{ GenreAmerica::RbdsUnassigned2, "", "", "" }
+    ,{ GenreAmerica::RbdsUnassigned3, "", "", "" }
+    ,{ GenreAmerica::RbdsUnassigned4, "", "", "" }
+    ,{ GenreAmerica::RbdsUnassigned5, "", "", "" }
+    ,{ GenreAmerica::RbdsWeather, "txt_rad_info_weather", "txt_rad_dblist_l1_mhz_val_weather", "txt_rad_info_weather_hs" }//TODO: Check
+    ,{ GenreAmerica::RbdsEmergencyTest, "txt_rad_info_alarm_test", "txt_rad_dblist_l1_mhz_val_alarm_test", "txt_rad_info_alarm_test_hs" }//TODO: Check
+    ,{ GenreAmerica::RbdsEmergency, "txt_rad_info_alarm", "txt_rad_dblist_l1_mhz_val_alarm", "txt_rad_info_alarm_hs" }//TODO: Check
+};
+const int AmericanGenresCount = sizeof( AmericanGenres ) / sizeof ( AmericanGenres[0] );
+
+/*!
+ *
+ */
+bool RadioUiEngine::isOfflineProfile()
+{
+    bool offline = false;
+
+#ifdef BUILD_WIN32
+    QScopedPointer<QSettings> settings( new QSettings( "Nokia", "QtFmRadio" ) );
+    offline = settings->value( "Offline", false ).toBool();
+#else
+    QSystemDeviceInfo deviceInfo;
+    if ( deviceInfo.currentProfile() == QSystemDeviceInfo::OfflineProfile ) {
+        offline = true;
+    }
+#endif
+
+    return offline;
+}
+
+/*!
+ *
+ */
+uint RadioUiEngine::lastTunedFrequency()
+{
+    uint frequency = DEFAULT_MIN_FREQUENCY;
+
+#ifdef BUILD_WIN32
+    QScopedPointer<QSettings> settings( new QSettings( "Nokia", "QtFmRadio" ) );
+    frequency = settings->value( "CurrentFreq", DEFAULT_MIN_FREQUENCY ).toUInt();
+    if ( frequency == 0 ) {
+        frequency = DEFAULT_MIN_FREQUENCY;
+    }
+#else
+    QScopedPointer<XQSettingsManager> settings( new XQSettingsManager() );
+    XQSettingsKey key( XQSettingsKey::TargetCentralRepository, RADIO_CENREP_UID, RADIO_CENREP_FREQUENCY_KEY );
+    frequency = settings->readItemValue( key, XQSettingsManager::TypeInt ).toUInt();
+#endif
+
+    return frequency;
+}
+
+/*!
+ *
+ */
+RadioUiEngine::RadioUiEngine( QObject* parent ) :
+    QObject( parent ),
+    d_ptr( new RadioUiEnginePrivate( this ) )
+{
+}
+
+/*!
+ *
+ */
+RadioUiEngine::~RadioUiEngine()
+{
+    delete d_ptr;
+}
+
+/*!
+ *
+ */
+bool RadioUiEngine::isInitialized() const
+{
+    Q_D( const RadioUiEngine );
+    return !d->mEngineWrapper.isNull();
+}
+
+/*!
+ *
+ */
+bool RadioUiEngine::init()
+{
+    Q_D( RadioUiEngine );
+    return d->init();
+}
+
+/*!
+ *
+ */
+bool RadioUiEngine::isFirstTimeStart()
+{
+    Q_D( RadioUiEngine );
+    return d->mEngineWrapper->settings().isFirstTimeStart();
+}
+
+/*!
+ * Returns the settings handler owned by the engine
+ */
+RadioSettingsIf& RadioUiEngine::settings()
+{
+    Q_D( RadioUiEngine );
+    return d->mEngineWrapper->settings();
+}
+
+/*!
+ * Returns the station model
+ */
+RadioStationModel& RadioUiEngine::stationModel()
+{
+    Q_D( RadioUiEngine );
+    return *d->mStationModel;
+}
+
+/*!
+ * Returns the history model
+ */
+RadioHistoryModel& RadioUiEngine::historyModel()
+{
+    Q_D( RadioUiEngine );
+    return *d->mHistoryModel;
+}
+
+/*!
+ * Creates a new filter model
+ */
+RadioStationFilterModel* RadioUiEngine::createNewFilterModel( QObject* parent )
+{
+    return new RadioStationFilterModel( *this, parent );
+}
+
+/*!
+ * Creates a new carousel model
+ */
+RadioCarouselModel* RadioUiEngine::carouselModel()
+{
+    Q_D( RadioUiEngine );
+    if ( !d->mCarouselModel ) {
+        d->mCarouselModel.reset( new RadioCarouselModel( *this, *d->mStationModel ) );
+    }
+
+    return d->mCarouselModel.data();
+}
+
+/*!
+ *
+ */
+RadioScannerEngine* RadioUiEngine::scannerEngine()
+{
+    Q_D( RadioUiEngine );
+    if ( !d->mScannerEngine ) {
+        d->mScannerEngine = new RadioScannerEngine( *d );
+    }
+    return d->mScannerEngine;
+}
+
+/*!
+ *
+ */
+bool RadioUiEngine::isRadioOn() const
+{
+    Q_D( const RadioUiEngine );
+    return d->mEngineWrapper->isRadioOn();
+}
+
+/*!
+ *
+ */
+bool RadioUiEngine::isScanning() const
+{
+    Q_D( const RadioUiEngine );
+    if ( d->mScannerEngine ) {
+        return d->mScannerEngine->isScanning();
+    }
+    return false;
+}
+
+/*!
+ *
+ */
+bool RadioUiEngine::isMuted() const
+{
+    Q_D( const RadioUiEngine );
+    return d->mEngineWrapper->isMuted();
+}
+
+/*!
+ *
+ */
+bool RadioUiEngine::isAntennaAttached() const
+{
+    Q_D( const RadioUiEngine );
+    return d->mEngineWrapper->isAntennaAttached();
+}
+
+/*!
+ *
+ */
+bool RadioUiEngine::isUsingLoudspeaker() const
+{
+    Q_D( const RadioUiEngine );
+    return d->mEngineWrapper->isUsingLoudspeaker();
+}
+
+/*!
+ * Returns the selected radio region
+ */
+RadioRegion::Region RadioUiEngine::region() const
+{
+    Q_D( const RadioUiEngine );
+    return d->mEngineWrapper->region();
+}
+
+/*!
+ * Returns the currently tuned frequency
+ */
+uint RadioUiEngine::currentFrequency() const
+{
+    Q_D( const RadioUiEngine );
+    return d->mEngineWrapper->currentFrequency();
+}
+
+/*!
+ * Returns the minimum frequency
+ */
+uint RadioUiEngine::minFrequency() const
+{
+    Q_D( const RadioUiEngine );
+    return d->mEngineWrapper->minFrequency();
+}
+
+/*!
+ * Returns the maximum frequency
+ */
+uint RadioUiEngine::maxFrequency() const
+{
+    Q_D( const RadioUiEngine );
+    return d->mEngineWrapper->maxFrequency();
+}
+
+/*!
+ * Returns the frequency step size from the selected region
+ */
+uint RadioUiEngine::frequencyStepSize() const
+{
+    Q_D( const RadioUiEngine );
+    return d->mEngineWrapper->frequencyStepSize();
+}
+
+/*!
+ * Sets the mute status
+ */
+void RadioUiEngine::setMute( bool muted )
+{
+    Q_D( RadioUiEngine );
+    d->mEngineWrapper->setMute( muted );
+}
+
+/*!
+ *
+ */
+QList<RadioStation> RadioUiEngine::stationsInRange( uint minFrequency, uint maxFrequency )
+{
+    Q_D( RadioUiEngine );
+    return d->mStationModel->stationsInRange( minFrequency, maxFrequency );
+}
+
+/*!
+ *
+ */
+QString RadioUiEngine::genreToString( int genre, GenreTarget::Target target )
+{
+    RadioRegion::Region currentRegion = region();
+
+    const GenreStruct* genreArray = currentRegion == RadioRegion::America ? AmericanGenres : EuropeanGenres;
+    const int genreCount = currentRegion == RadioRegion::America ? AmericanGenresCount : EuropeanGenresCount;
+
+    for( int i = 0; i < genreCount; ++i ) {
+        if ( genreArray[i].mGenreCode == genre ) {
+            if ( target == GenreTarget::Carousel ) {
+                return qtTrId( genreArray[i].mInCarousel );
+            } else if ( target == GenreTarget::StationsList ) {
+                return qtTrId( genreArray[i].mInStationsList );
+            } else if ( target == GenreTarget::HomeScreen ) {
+                return qtTrId( genreArray[i].mInHomeScreen );
+            }
+        }
+    }
+
+    return "";
+}
+
+/*!
+ *
+ */
+bool RadioUiEngine::isSongRecognitionAppAvailable()
+{
+    //TODO: Check if there is a better way to check if an application is available
+    bool available = false;
+
+    // Check the Z: drive
+    QString fullPath = QString( KPathFormatter ).arg( "Z" ).arg( KApplicationDir ).arg( KSongRecognitionApp );
+    available = QFile::exists( fullPath );
+
+    LOG_FORMAT( "Checking file: %s. found %d", GETSTRING( fullPath ), available );
+
+    if ( !available ) {
+        // Check the C: drive
+        fullPath = QString( KPathFormatter ).arg( "C" ).arg( KApplicationDir ).arg( KSongRecognitionApp );
+        available = QFile::exists( fullPath );
+        LOG_FORMAT( "Checking file: %s. found %d", GETSTRING( fullPath ), available );
+        if ( !available ) {
+            // Check the E: drive
+            fullPath = QString( KPathFormatter ).arg( "E" ).arg( KApplicationDir ).arg( KSongRecognitionApp );
+            available = QFile::exists( fullPath );
+            LOG_FORMAT( "Checking file: %s. found %d", GETSTRING( fullPath ), available );
+        }
+    }
+    return available;
+}
+
+/*!
+ *
+ */
+void RadioUiEngine::addRecognizedSong( const QString& artist, const QString& title, const RadioStation& station )
+{
+    Q_D( RadioUiEngine );
+    d->mHistoryModel->addItem( artist, title, station );
+}
+
+/*!
+ *
+ */
+uint RadioUiEngine::skipStation( StationSkip::Mode mode, uint startFrequency )
+{
+    Q_D( RadioUiEngine );
+    return d->skip( mode, startFrequency );
+}
+
+/*!
+ *
+ */
+void RadioUiEngine::openMusicStore( const RadioHistoryItem& item, MusicStore store )
+{
+    Q_UNUSED( item );
+    Q_UNUSED( store );
+    //TODO: Integrate to music store
+}
+
+/*!
+ * Public slot
+ * Tunes to the given frequency
+ */
+void RadioUiEngine::tuneFrequency( uint frequency, const int reason )
+{
+    Q_D( RadioUiEngine );
+    if ( frequency != d->mStationModel->currentStation().frequency() && d->mEngineWrapper->isFrequencyValid( frequency ) ) {
+        LOG_FORMAT( "RadioUiEngine::tuneFrequency, frequency: %d", frequency );
+        d->cancelSeeking();
+        d->mEngineWrapper->tuneFrequency( frequency, reason );
+    }
+}
+
+/*!
+ * Public slot
+ * Tunes to the given frequency after a delay
+ */
+void RadioUiEngine::tuneWithDelay( uint frequency, const int reason )
+{
+    Q_D( RadioUiEngine );
+    if ( frequency != d->mStationModel->currentStation().frequency() &&  d->mEngineWrapper->isFrequencyValid( frequency ) ) {
+        LOG_FORMAT( "RadioEngineWrapperPrivate::tuneWithDelay, frequency: %d", frequency );
+        d->cancelSeeking();
+        d->mEngineWrapper->tuneWithDelay( frequency, reason );
+    }
+}
+
+/*!
+ * Public slot
+ * Tunes to the given preset
+ */
+void RadioUiEngine::tunePreset( int presetIndex )
+{
+    Q_D( RadioUiEngine );
+    if ( presetIndex != d->mStationModel->currentStation().presetIndex() ) {
+        RadioStation station;
+        if ( d->mStationModel->findPresetIndex( presetIndex, station ) != RadioStation::NotFound &&
+                d->mEngineWrapper->isFrequencyValid( station.frequency() ) ) {
+            LOG_FORMAT( "RadioEngineWrapperPrivate::tunePreset, presetIndexPosition: %d", presetIndex );
+
+            d->mEngineWrapper->tuneFrequency( station.frequency(), TuneReason::Unspecified );
+        }
+    }
+}
+
+/*!
+ * Public slot
+ * volume update command slot for the engine
+ */
+void RadioUiEngine::setVolume( int volume )
+{
+    Q_D( RadioUiEngine );
+    d->mEngineWrapper->setVolume( volume );
+}
+
+/*!
+ * Public slot
+ *
+ */
+void RadioUiEngine::toggleMute()
+{
+    Q_D( RadioUiEngine );
+    if ( !isScanning() ) {
+        d->mEngineWrapper->setMute( !d->mEngineWrapper->isMuted() );
+    }
+}
+
+/*!
+ * Public slot
+ *
+ */
+void RadioUiEngine::toggleAudioRoute()
+{
+    Q_D( RadioUiEngine );
+    d->mEngineWrapper->toggleAudioRoute();
+}
+
+/*!
+ * Public slot
+ *
+ */
+void RadioUiEngine::seekStation( int seekDirection )
+{
+    if ( isAntennaAttached() ) {
+        Q_D( RadioUiEngine );
+        Seeking::Direction direction = static_cast<Seeking::Direction>( seekDirection );
+        emitSeekingStarted( direction );
+        d->mEngineWrapper->startSeeking( direction, TuneReason::Seek );
+    }
+}
+
+/*!
+ * Public slot
+ *
+ */
+void RadioUiEngine::launchSongRecognition()
+{
+    LOG_FORMAT("RadioUiEngine::launchSongRecognition() starting:  %s", GETSTRING( KSongRecognitionApp ) );
+
+    QStringList arguments;
+    arguments << KSongRecognitionAppParams;
+
+    bool started = QProcess::startDetached( KSongRecognitionApp, arguments );
+    Q_UNUSED( started );
+    LOG_ASSERT( started, LOG_FORMAT("RadioUiEngine::launchSongRecognition() failed to start %s", GETSTRING( KSongRecognitionApp ) ) );
+}
+
+/*!
+ * Function used by the private implementation to emit a tunedToFrequency signal
+ */
+void RadioUiEngine::emitTunedToFrequency( uint frequency, int commandSender )
+{
+    emit tunedToFrequency( frequency, commandSender );
+}
+
+/*!
+ * Function used by the private implementation to emit a seekingStarted signal
+ */
+void RadioUiEngine::emitSeekingStarted( Seeking::Direction direction )
+{
+    emit seekingStarted( direction );
+}
+
+/*!
+ * Function used by the private implementation to emit a radioStatusChanged signal
+ */
+void RadioUiEngine::emitRadioStatusChanged( bool radioIsOn )
+{
+    emit radioStatusChanged( radioIsOn );
+}
+
+/*!
+ * Function used by the private implementation to emit a rdsAvailabilityChanged signal
+ */
+void RadioUiEngine::emitRdsAvailabilityChanged( bool available )
+{
+    emit rdsAvailabilityChanged( available );
+}
+
+/*!
+ * Function used by the private implementation to emit a volumeChanged signal
+ */
+void RadioUiEngine::emitVolumeChanged( int volume )
+{
+    emit volumeChanged( volume );
+}
+
+/*!
+ * Function used by the private implementation to emit a muteChanged signal
+ */
+void RadioUiEngine::emitMuteChanged( bool muted )
+{
+    emit muteChanged( muted );
+}
+
+/*!
+ * Function used by the private implementation to emit a audioRouteChanged signal
+ */
+void RadioUiEngine::emitAudioRouteChanged( bool loudspeaker )
+{
+    emit audioRouteChanged( loudspeaker );
+}
+
+/*!
+ * Function used by the private implementation to emit a antennaStatusChanged signal
+ */
+void RadioUiEngine::emitAntennaStatusChanged( bool connected )
+{
+    emit antennaStatusChanged( connected );
+}
+