diff -r 1a6714c53019 -r cce62ebc198e radioapp/radioenginewrapper/src/radioenginehandler.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/radioapp/radioenginewrapper/src/radioenginehandler.cpp	Tue Aug 31 15:15:02 2010 +0300
@@ -0,0 +1,365 @@
+/*
+* 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:
+*
+*/
+
+// User includes
+#include "cradioengine.h"
+#include "cradioaudiorouter.h"
+#include "cradiosystemeventcollector.h"
+#include "cradiosettings.h"
+#include "mradioenginesettings.h"
+#include "mradiordsreceiver.h"
+#include "radioenginehandler.h"
+#include "mradioenginehandlerobserver.h"
+#include "radio_global.h"
+#include "radiologger.h"
+#include "radioenummapper.h"
+
+/*!
+ * Map to translate seek direction enum from its definition in the engine to
+ * its definition in the ui and vice versa
+ */
+BEGIN_ENUM_MAP( KSeekDirectionMap )
+    ENUM_MAP_ITEM( Seek::Down,              RadioEngine::ERadioDown ),
+    ENUM_MAP_ITEM( Seek::Up,                RadioEngine::ERadioUp )
+END_ENUM_MAP( KSeekDirectionMap )
+
+/*!
+ * Convenience macro to do the mapping of seek directions
+ */
+#define MAP_FROM_UI_DIRECTION(ui_enum) MAP_FROM_UI_ENUM( RadioEngine::TRadioTuneDirection, ui_enum, KSeekDirectionMap )
+
+/*!
+ * Map to translate radio region enum from its definition in the engine to
+ * its definition in the ui and vice versa
+ */
+BEGIN_ENUM_MAP( KRegionMap )
+    ENUM_MAP_ITEM( RadioRegion::None,       ERadioRegionNone ),
+    ENUM_MAP_ITEM( RadioRegion::Default,    ERadioRegionDefault ),
+    ENUM_MAP_ITEM( RadioRegion::Japan,      ERadioRegionJapan ),
+    ENUM_MAP_ITEM( RadioRegion::America,    ERadioRegionAmerica ),
+    ENUM_MAP_ITEM( RadioRegion::Poland,     ERadioRegionPoland ),
+END_ENUM_MAP( KRegionMap )
+
+/*!
+ * Convenience macros to do the mapping of radio regions
+ */
+#define MAP_FROM_UI_REGION(ui_enum) MAP_FROM_UI_ENUM( TRadioRegion, ui_enum, KRegionMap )
+#define MAP_TO_UI_REGION(engine_enum) MAP_TO_UI_ENUM( RadioRegion::Region, engine_enum, KRegionMap )
+
+/*!
+ * Map to translate seeking state enum from its definition in the engine to
+ * its definition in the ui and vice versa
+ */
+BEGIN_ENUM_MAP( KSeekingStateMap )
+    ENUM_MAP_ITEM( Seek::NotSeeking,        RadioEngine::ERadioNotSeeking ),
+    ENUM_MAP_ITEM( Seek::SeekingUp,         RadioEngine::ERadioSeekingUp ),
+    ENUM_MAP_ITEM( Seek::SeekingDown,       RadioEngine::ERadioSeekingDown )
+END_ENUM_MAP( KSeekingStateMap )
+
+/*!
+ * Convenience macro to do the mapping of seeking states
+ */
+#define MAP_TO_UI_SEEKING_STATE(ui_enum) MAP_TO_UI_ENUM( Seek::State, ui_enum, KSeekingStateMap )
+
+/*!
+ *
+ */
+RadioEngineHandler::RadioEngineHandler( MRadioEngineHandlerObserver& observer )
+    : mObserver( observer )
+{
+}
+
+/*!
+ *
+ */
+RadioEngineHandler::~RadioEngineHandler()
+{
+}
+
+/*!
+ * Attempts to construct the radio engine
+ */
+bool RadioEngineHandler::constructEngine()
+{
+    LOG_METHOD;
+
+    CRadioEngine* engine = NULL;
+    TRAPD( err, engine = CRadioEngine::NewL( *this ) );
+    if ( err ) {
+        return false;
+    }
+
+    mEngine.reset( engine );
+    TRAP( err,
+        mEngine->SystemEventCollector().AddObserverL( &mObserver );
+        mEngine->AddObserverL( &mObserver );
+    );
+    if ( err ) {
+        return false;
+    }
+
+    mRegion = MAP_TO_UI_REGION( mEngine->Settings().EngineSettings().RegionId() );
+    return true;
+}
+
+/*!
+ * Sets the rds data observer
+ */
+void RadioEngineHandler::setRdsObserver( MRadioRdsDataObserver* observer )
+{
+    TRAP_IGNORE( mEngine->RdsReceiver().AddObserverL( observer ) );
+}
+
+/*!
+ * Starts or stops receiving RDS data
+ */
+void RadioEngineHandler::setRdsEnabled( bool rdsEnabled )
+{
+    if ( rdsEnabled ) {
+        mEngine->RdsReceiver().StartReceiver();
+    } else {
+        mEngine->RdsReceiver().StopReceiver();
+    }
+}
+
+/*!
+ * Returns the radio status.
+ */
+bool RadioEngineHandler::isRadioOn()
+{
+    return mEngine->Settings().EngineSettings().IsPowerOn();
+}
+
+/*!
+ * Sets the manual seek status
+ */
+void RadioEngineHandler::setManualSeekMode( bool manualSeek )
+{
+    mEngine->SetManualSeekMode( manualSeek );
+}
+
+/*!
+ * Returns the manual seek status
+ */
+bool RadioEngineHandler::isInManualSeekMode() const
+{
+    return mEngine->IsInManualSeekMode();
+}
+
+/*!
+ * Tune to the specified frequency
+ */
+void RadioEngineHandler::setFrequency( uint frequency )
+{
+    mEngine->SetFrequency( frequency );
+}
+
+/*!
+ * Sets the audio mute state
+ */
+void RadioEngineHandler::setMute( const bool muted, const bool updateSettings )
+{
+    mEngine->SetVolumeMuted( muted, updateSettings );
+}
+
+/*!
+ * Gets the audio mute state
+ */
+bool RadioEngineHandler::isMuted() const
+{
+    return mEngine->Settings().EngineSettings().IsVolMuted();
+}
+
+/*!
+ * Sets the volume level of the FM radio
+ */
+void RadioEngineHandler::setVolume( int newVolume )
+{
+    if ( volume() != newVolume ) {
+        if ( newVolume > 0 ) {
+            mEngine->SetVolumeMuted( EFalse );
+        }
+
+        mEngine->SetVolume( newVolume );
+    }
+}
+
+/*!
+ * Gets the volumelevel.
+ */
+int RadioEngineHandler::volume() const
+{
+    return mEngine->Settings().EngineSettings().Volume();
+}
+
+/*!
+ * Gets the max volumelevel.
+ */
+int RadioEngineHandler::maxVolume() const
+{
+    return mEngine->MaxVolumeLevel();
+}
+
+/*!
+ * Increases the volume by one increment
+ */
+void RadioEngineHandler::increaseVolume()
+{
+    mEngine->AdjustVolume( RadioEngine::ERadioIncVolume );
+}
+
+/*!
+ * Decreases the volume by one increment
+ */
+void RadioEngineHandler::decreaseVolume()
+{
+    mEngine->AdjustVolume( RadioEngine::ERadioDecVolume );
+}
+
+
+/*!
+ * Checks if the antenna is attached
+ */
+bool RadioEngineHandler::isAntennaAttached() const
+{
+    return mEngine->IsAntennaAttached();
+}
+
+/*!
+ * Retrieves the current frequency.
+ */
+uint RadioEngineHandler::currentFrequency() const
+{
+    return mEngine->Settings().EngineSettings().TunedFrequency();
+}
+
+/*!
+ * Returns the minimum allowed frequency in the current region
+ */
+uint RadioEngineHandler::minFrequency() const
+{
+    return mEngine->Settings().EngineSettings().MinFrequency();
+}
+
+/*!
+ * Returns the maximum allowed frequency in the current region
+ */
+uint RadioEngineHandler::maxFrequency() const
+{
+    return mEngine->Settings().EngineSettings().MaxFrequency();
+}
+
+/*!
+ * Checks if the given frequency is valid in the current region
+ */
+bool RadioEngineHandler::isFrequencyValid( uint frequency ) const
+{
+    return mEngine->IsFrequencyValid( frequency );
+}
+
+/*!
+ * Scan up to the next available frequency
+ */
+void RadioEngineHandler::seek( Seek::Direction direction )
+{
+    LOG_TIMESTAMP( "Seek" );
+    mEngine->Seek( MAP_FROM_UI_DIRECTION( direction ) );
+}
+
+/*!
+ * Cancel previously requested scan, and return to the already tuned frequency
+ */
+void RadioEngineHandler::cancelSeek()
+{
+    mEngine->CancelSeek();
+}
+
+/*!
+ * Returns the engine seeking state
+ */
+Seek::State RadioEngineHandler::seekingState() const
+{
+    return MAP_TO_UI_SEEKING_STATE( mEngine->Seeking() );
+}
+
+/*!
+ * return step size for tuning.
+ */
+uint RadioEngineHandler::frequencyStepSize() const
+{
+    return mEngine->Settings().EngineSettings().FrequencyStepSize();
+}
+
+/*!
+ * Returns the selected radio region
+ */
+RadioRegion::Region RadioEngineHandler::region() const
+{
+    return mRegion;
+}
+
+/*!
+ * Sets whether or not audio should be routed to loudspeaker
+ */
+void RadioEngineHandler::setAudioRouteToLoudspeaker( bool loudspeaker )
+{
+    TRAPD( err, mEngine->AudioRouter().SetAudioRouteL( loudspeaker ? RadioEngine::ERadioSpeaker
+                                                       : RadioEngine::ERadioHeadset ) );
+    if ( err ) {
+        LOG_FORMAT( "Failed to set audioroute: UseLoudspeadker: %d", loudspeaker );
+    }
+}
+
+/*!
+ * Checks if audio is routed to loudspeaker
+ */
+bool RadioEngineHandler::isAudioRoutedToLoudspeaker() const
+{
+    return mEngine->Settings().EngineSettings().AudioRoute() == RadioEngine::ERadioSpeaker;
+}
+
+/*!
+ * Returns the repository manager.
+ */
+MRadioApplicationSettings& RadioEngineHandler::applicationSettings() const
+{
+    return mEngine->Settings().ApplicationSettings();
+}
+
+/*!
+ * \reimp
+ */
+CRadioAudioRouter* RadioEngineHandler::InitAudioRouterL()
+{
+    return CRadioAudioRouter::NewL( mObserver );
+}
+
+/*!
+ * \reimp
+ */
+CRadioSystemEventCollector* RadioEngineHandler::InitSystemEventCollectorL()
+{
+    return CRadioSystemEventCollector::NewL();
+}
+
+/*!
+ * \reimp
+ */
+CRadioSettings* RadioEngineHandler::InitSettingsL()
+{
+    return CRadioSettings::NewL();
+}