fmradio/activeidleengine/src/fmradioactiveidleengine.cpp
branchRCL_3
changeset 20 93c594350b9a
parent 0 f3d95d9c00ab
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/fmradio/activeidleengine/src/fmradioactiveidleengine.cpp	Wed Sep 01 12:30:32 2010 +0100
@@ -0,0 +1,386 @@
+/*
+* 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: FMRadio active idle engine
+*
+*/
+
+
+#include <e32std.h>
+
+#include "fmradioactiveidleengine.h"
+#include "fmradioactiveidleenginenotifyhandler.h"
+
+
+/**
+* Listing of the subscribed P&S values.
+* Changing the order of this enumeration requires changes to CFMRadioActiveIdleEngine::ConstructL as well.
+*/
+
+enum TFMRadioActiveIdleStatusObserverArray
+    {
+    //EFMRadioActiveIdleRadioVolumeObserver,       /**< Index of the radio volume observer. */
+    EFMRadioActiveIdleTuningStateObserver,       /**< Index of the tuning state observer. */
+    EFMRadioActiveIdleFrequencyObserver,         /**< Index of the current frequency observer. */
+    EFMRadioActiveIdleChannelChangeObserver,     /**< Index of the current channel observer. */
+    EFMRadioActiveIdleChannelModifyObserver,     /**< Index of the channel modified observer. */
+    EFMRadioActiveIdleMuteStateObserver,         /**< Index of the muting state observer. */
+    EFMRadioActiveIdleApplicationObserver,       /**< Index of the FM Radio application observer used to observer whether the application is running or not. */
+    EFMRadioActiveIdleHeadsetStatusObserver,     /**< Index of the antenna status observer. */
+    EFMRadioActiveIdleDecimalCountObserver,      /**< Index of the frequency decimal count observer. */
+    EFMRadioActiveIdlePowerStateObserver,        /**< Index of the power state observer. */
+    EFMRadioActiveIdleRDSProgramServiceObserver,  /**< Index of the RDS Program Service observer. */
+    EFMRadioPSDataRDSRadioText,
+    EFMRadioPSDataChannelName,
+    EFMRadioActiveIdlePresetListCountObserver,   /**< Index of the active preset list count observer */
+    EFMRadioActiveIdlePresetListFocusObserver   /**< Index of the active preset list focus observer */
+    };
+
+// ==================== LOCAL FUNCTIONS ====================
+
+// ================= MEMBER FUNCTIONS =======================
+
+// ---------------------------------------------------------------------------
+// Constructor.
+// ---------------------------------------------------------------------------
+//
+CFMRadioActiveIdleEngine::CFMRadioActiveIdleEngine( MFMRadioActiveIdleEngineNotifyHandler& aObserver )
+    : iObserver( aObserver )
+    {
+    }
+
+// ---------------------------------------------------------------------------
+// Second-phase constructor.
+// ---------------------------------------------------------------------------
+//
+void CFMRadioActiveIdleEngine::ConstructL()
+    {
+    //User::LeaveIfError( iPropertyObserverArray.Append( CFMRadioPropertyObserver::NewL( *this, KFMRadioEnginePSUid, KFMRadioPSDataVolume, CFMRadioPropertyObserver::EFMRadioPropertyInt ) ) );
+    User::LeaveIfError( iPropertyObserverArray.Append( CFMRadioPropertyObserver::NewL( *this, KFMRadioPSUid, KFMRadioPSDataTuningState, CFMRadioPropertyObserver::EFMRadioPropertyInt ) ) );
+    User::LeaveIfError( iPropertyObserverArray.Append( CFMRadioPropertyObserver::NewL( *this, KFMRadioPSUid, KFMRadioPSDataFrequency, CFMRadioPropertyObserver::EFMRadioPropertyInt ) ) );
+    User::LeaveIfError( iPropertyObserverArray.Append( CFMRadioPropertyObserver::NewL( *this, KFMRadioPSUid, KFMRadioPSDataChannel, CFMRadioPropertyObserver::EFMRadioPropertyInt ) ) );
+    User::LeaveIfError( iPropertyObserverArray.Append( CFMRadioPropertyObserver::NewL( *this, KFMRadioPSUid, KFMRadioPSDataChannelDataChanged, CFMRadioPropertyObserver::EFMRadioPropertyInt ) ) );
+    User::LeaveIfError( iPropertyObserverArray.Append( CFMRadioPropertyObserver::NewL( *this, KFMRadioPSUid, KFMRadioPSDataRadioMuteState, CFMRadioPropertyObserver::EFMRadioPropertyInt ) ) );
+    User::LeaveIfError( iPropertyObserverArray.Append( CFMRadioPropertyObserver::NewL( *this, KFMRadioPSUid, KFMRadioPSDataApplicationRunning, CFMRadioPropertyObserver::EFMRadioPropertyInt ) ) );
+    User::LeaveIfError( iPropertyObserverArray.Append( CFMRadioPropertyObserver::NewL( *this, KFMRadioPSUid, KFMRadioPSDataHeadsetStatus, CFMRadioPropertyObserver::EFMRadioPropertyInt ) ) );
+    User::LeaveIfError( iPropertyObserverArray.Append( CFMRadioPropertyObserver::NewL( *this, KFMRadioPSUid, KFMRadioPSDataFrequencyDecimalCount, CFMRadioPropertyObserver::EFMRadioPropertyInt ) ) );
+    User::LeaveIfError( iPropertyObserverArray.Append( CFMRadioPropertyObserver::NewL( *this, KFMRadioPSUid, KFMRadioPSDataRadioPowerState, CFMRadioPropertyObserver::EFMRadioPropertyInt ) ) );
+    User::LeaveIfError( iPropertyObserverArray.Append( CFMRadioPropertyObserver::NewL( *this, KFMRadioPSUid, KFMRadioPSDataRDSProgramService, CFMRadioPropertyObserver::EFMRadioPropertyText ) ) );
+    User::LeaveIfError( iPropertyObserverArray.Append( CFMRadioPropertyObserver::NewL( *this, KFMRadioPSUid, KFMRadioPSDataRDSRadioText, CFMRadioPropertyObserver::EFMRadioPropertyText ) ) );
+    User::LeaveIfError( iPropertyObserverArray.Append( CFMRadioPropertyObserver::NewL( *this, KFMRadioPSUid, KFMRadioPSDataChannelName, CFMRadioPropertyObserver::EFMRadioPropertyText ) ) );
+    User::LeaveIfError( iPropertyObserverArray.Append( CFMRadioPropertyObserver::NewL( *this, KFMRadioPSUid, KFMRadioActiveIdlePresetListCount, CFMRadioPropertyObserver::EFMRadioPropertyInt ) ) );
+    User::LeaveIfError( iPropertyObserverArray.Append( CFMRadioPropertyObserver::NewL( *this, KFMRadioPSUid, KFMRadioActiveIdlePresetListFocus, CFMRadioPropertyObserver::EFMRadioPropertyInt ) ) );
+    }
+
+// ---------------------------------------------------------------------------
+// Makes all pubsub objects to subscribe.
+// ---------------------------------------------------------------------------
+//
+EXPORT_C void CFMRadioActiveIdleEngine::ActivateL()
+	{
+	for ( TInt i = 0; i < iPropertyObserverArray.Count(); i++ )
+		{
+		iPropertyObserverArray[i]->ActivateL();
+		}
+	}
+
+// ---------------------------------------------------------------------------
+// Cancels all pubsub objects.
+// ---------------------------------------------------------------------------
+//
+EXPORT_C void CFMRadioActiveIdleEngine::Cancel()
+	{
+	for ( TInt i = 0; i < iPropertyObserverArray.Count(); i++ )
+		{
+		iPropertyObserverArray[i]->Cancel();	
+		}
+	}
+
+// ---------------------------------------------------------------------------
+// Static constructor.
+// ---------------------------------------------------------------------------
+//
+EXPORT_C CFMRadioActiveIdleEngine* CFMRadioActiveIdleEngine::NewL( MFMRadioActiveIdleEngineNotifyHandler& aObserver )
+    {
+    CFMRadioActiveIdleEngine* self = new ( ELeave ) CFMRadioActiveIdleEngine( aObserver );
+    CleanupStack::PushL( self );
+    self->ConstructL();
+    CleanupStack::Pop( self );
+    return self;
+    }
+
+// ---------------------------------------------------------------------------
+// Destructor.
+// ---------------------------------------------------------------------------
+//
+EXPORT_C CFMRadioActiveIdleEngine::~CFMRadioActiveIdleEngine()
+    {
+    iPropertyObserverArray.ResetAndDestroy();
+    iPropertyObserverArray.Close();
+	/*
+    if ( iServ )
+        {
+        iServ->Close();
+        }
+    delete iServ;
+    */
+    }
+
+// ---------------------------------------------------------------------------
+// Invoked when a listened integer P&S key is changed.
+// ---------------------------------------------------------------------------
+//
+void CFMRadioActiveIdleEngine::HandlePropertyChangeL( const TUid& aCategory, TUint aKey, TInt aValue )
+    {
+    if ( aCategory == KFMRadioPSUid )
+        {
+        switch ( aKey )
+            {/*
+            case KFMRadioPSDataVolume:
+                iObserver.HandleRadioVolumeChangeL( aValue );
+            break;*/
+                    
+            case KFMRadioPSDataTuningState:
+                iObserver.HandleTuningStateChangeL( static_cast<TFMRadioPSTuningState>( aValue ) );
+            break;
+
+            case KFMRadioPSDataFrequency:
+                iObserver.HandleFrequencyChangeL( aValue );
+            break;
+            
+            case KFMRadioPSDataChannel:
+                // Sync the cache values for channel name and index
+                iPropertyObserverArray[EFMRadioPSDataChannelName]->ValueDes( ETrue );
+                iObserver.HandleChannelChangeL( aValue );
+            break;
+
+            case KFMRadioPSDataChannelDataChanged:
+                iPropertyObserverArray[EFMRadioPSDataChannelName]->ValueDes( ETrue );
+                iObserver.HandleChannelModifyL( aValue );
+            break;
+
+            case KFMRadioPSDataRadioMuteState:
+                iObserver.HandleMuteStateChangeL( static_cast<TFMRadioPSRadioMuteState>( aValue ) );
+            break;
+
+            case KFMRadioPSDataApplicationRunning:
+                iObserver.HandleApplicationRunningStateChangeL( static_cast<TFMRadioPSApplicationRunningState>( aValue ) );
+            break;
+            
+            case KFMRadioPSDataHeadsetStatus:
+                iObserver.HandleAntennaStatusChangeL( static_cast<TFMRadioPSHeadsetStatus>( aValue ) );
+            break;
+        
+            case KFMRadioPSDataFrequencyDecimalCount:
+                iObserver.HandleFrequencyDecimalCountChangeL( static_cast<TFMRadioPSFrequencyDecimalCount>( aValue ) );
+            break;
+
+            case KFMRadioPSDataRadioPowerState:
+                iObserver.HandlePowerStateChangeL( static_cast<TFMRadioPSRadioPowerState>( aValue ) );
+            break;
+            
+            case KFMRadioActiveIdlePresetListCount:
+               iObserver.HandlePresetListCountChangeL( aValue );
+            break;
+            
+            case KFMRadioActiveIdlePresetListFocus:
+               //iObserver.HandlePresetListFocusChangeL( aValue );
+            break;
+            
+            default:
+            break;
+            }
+        }
+    }
+
+// ---------------------------------------------------------------------------
+// Invoked when a listened byte array P&S key is changed.
+// ---------------------------------------------------------------------------
+//
+//void CFMRadioActiveIdleEngine::HandlePropertyChangeL( const TUid& /*aCategory*/, TUint /*aKey*/, const TDesC8& /*aValue*/ )
+//    {
+//    }
+    
+// ---------------------------------------------------------------------------
+// Invoked when a listened text P&S key is changed.
+// ---------------------------------------------------------------------------
+//
+
+void CFMRadioActiveIdleEngine::HandlePropertyChangeL( const TUid& aCategory, TUint aKey, const TDesC& aValue )
+    {
+	if ( aCategory == KFMRadioPSUid )
+    	{
+    	switch ( aKey )
+    	    {
+            case KFMRadioPSDataRDSProgramService:
+    	        iObserver.HandleRDSProgramServiceChangeL( aValue );
+    	    break;
+            case KFMRadioPSDataRDSRadioText:
+                iObserver.HandleRDSRadioTextChangeL( aValue );
+                break;
+            case KFMRadioPSDataChannelName:
+                // Sync the cache valuse for channel name and index
+                iPropertyObserverArray[EFMRadioActiveIdleChannelChangeObserver]->ValueInt( ETrue );
+                iObserver.HandleChannelNameChangeL( aValue );
+                break;
+            default:
+            break;
+    	    }
+    	}
+
+    }
+// ---------------------------------------------------------------------------
+// Invoked when a listened text P&S key is changed.
+// ---------------------------------------------------------------------------
+//
+void CFMRadioActiveIdleEngine::HandlePropertyChangeL( const TUid&, TUint, const TDesC8&)
+    {
+    }
+    
+// ---------------------------------------------------------------------------
+// Invoked when an error has occured while fetching the new value of any listened P&S key.
+// ---------------------------------------------------------------------------
+//
+void CFMRadioActiveIdleEngine::HandlePropertyChangeErrorL( const TUid& /*aCategory*/, TUint /*aKey*/, TInt aError )
+    {
+    if (aError < 0)
+    	{
+    	// If any error should pass to this method, handle it like 'application shutdown'.
+    	// This situation will realize whenever the application is killed, by accident/by system/by an app crash
+    	// or due to change to offline mode.
+		HandlePropertyChangeL(KFMRadioPSUid, KFMRadioPSDataApplicationRunning, EFMRadioPSApplicationClosing);
+    	}
+    }
+
+// ---------------------------------------------------------------------------
+// Returns the current radio volume.
+// ---------------------------------------------------------------------------
+//
+EXPORT_C TInt CFMRadioActiveIdleEngine::RadioVolume() const
+    {
+    //return iPropertyObserverArray[EFMRadioActiveIdleRadioVolumeObserver]->ValueInt();
+    return 0;
+    }
+
+// ---------------------------------------------------------------------------
+// Sets the radio volume.
+// ---------------------------------------------------------------------------
+//
+EXPORT_C void CFMRadioActiveIdleEngine::AdjustRadioVolume( TFMRadioPSAdjustVolume aVolume ) const
+    {
+    RProperty::Set( KFMRadioPSUid, KFMRadioPSControlAdjustVolume, aVolume );
+    }
+
+
+// ---------------------------------------------------------------------------
+// Returns the current tuning state.
+// ---------------------------------------------------------------------------
+//
+EXPORT_C TFMRadioPSTuningState CFMRadioActiveIdleEngine::TuningState() const
+    {
+    return static_cast<TFMRadioPSTuningState>( iPropertyObserverArray[EFMRadioActiveIdleTuningStateObserver]->ValueInt() );
+    }
+
+// ---------------------------------------------------------------------------
+// Returns the current frequency.
+// ---------------------------------------------------------------------------
+//
+EXPORT_C TInt CFMRadioActiveIdleEngine::Frequency() const
+    {
+    return iPropertyObserverArray[EFMRadioActiveIdleFrequencyObserver]->ValueInt();
+    }
+
+// ---------------------------------------------------------------------------
+// Returns the currently active channel ID.
+// ---------------------------------------------------------------------------
+//
+EXPORT_C TInt CFMRadioActiveIdleEngine::Channel() const
+    {
+    return iPropertyObserverArray[EFMRadioActiveIdleChannelChangeObserver]->ValueInt();
+    }
+
+// ---------------------------------------------------------------------------
+// Returns the currently active channel name.
+// ---------------------------------------------------------------------------
+//
+EXPORT_C const TDesC& CFMRadioActiveIdleEngine::ChannelName() const
+    {
+    return iPropertyObserverArray[EFMRadioPSDataChannelName]->ValueDes();
+    }
+
+// ---------------------------------------------------------------------------
+// Returns the current mute state.
+// ---------------------------------------------------------------------------
+//
+EXPORT_C TFMRadioPSRadioMuteState CFMRadioActiveIdleEngine::MuteState() const
+    {
+    return static_cast<TFMRadioPSRadioMuteState>( iPropertyObserverArray[EFMRadioActiveIdleMuteStateObserver]->ValueInt() );
+    }
+
+// ---------------------------------------------------------------------------
+// Sets the mute state.
+// ---------------------------------------------------------------------------
+//
+EXPORT_C void CFMRadioActiveIdleEngine::SetMuteState( TFMRadioPSRadioMuteState aMuteState ) const
+    {
+    RProperty::Set( KFMRadioPSUid, KFMRadioPSControlSetRadioMuteState, aMuteState );
+    }
+
+// ---------------------------------------------------------------------------
+// Returns the current antenna connectivity status.
+// ---------------------------------------------------------------------------
+//
+EXPORT_C TFMRadioPSHeadsetStatus CFMRadioActiveIdleEngine::AntennaStatus() const
+    {
+    return static_cast<TFMRadioPSHeadsetStatus>( iPropertyObserverArray[EFMRadioActiveIdleHeadsetStatusObserver]->ValueInt() );
+    }
+
+// ---------------------------------------------------------------------------
+// Returns the current frequency decimal count.
+// ---------------------------------------------------------------------------
+//
+EXPORT_C TFMRadioPSFrequencyDecimalCount CFMRadioActiveIdleEngine::FrequencyDecimalCount() const
+    {
+    return static_cast<TFMRadioPSFrequencyDecimalCount>( iPropertyObserverArray[EFMRadioActiveIdleDecimalCountObserver]->ValueInt() );
+    }
+
+// ---------------------------------------------------------------------------
+// Returns FM Radio application's running state.
+// ---------------------------------------------------------------------------
+//
+EXPORT_C TFMRadioPSApplicationRunningState CFMRadioActiveIdleEngine::ApplicationRunningState() const
+    {
+    return static_cast<TFMRadioPSApplicationRunningState>( iPropertyObserverArray[EFMRadioActiveIdleApplicationObserver]->ValueInt() );
+    }
+
+// ---------------------------------------------------------------------------
+// Returns the radio's power state.
+// ---------------------------------------------------------------------------
+//
+EXPORT_C TFMRadioPSRadioPowerState CFMRadioActiveIdleEngine::PowerState() const
+    {
+    return static_cast<TFMRadioPSRadioPowerState>( iPropertyObserverArray[EFMRadioActiveIdlePowerStateObserver]->ValueInt() );
+    }
+
+// ---------------------------------------------------------------------------
+// Returns RDS Program Service information.
+// ---------------------------------------------------------------------------
+//
+
+EXPORT_C const TDesC& CFMRadioActiveIdleEngine::RDSProgramService() const
+    {
+    return iPropertyObserverArray[EFMRadioActiveIdleRDSProgramServiceObserver]->ValueDes();
+    }
+
+// ================= OTHER EXPORTED FUNCTIONS ==============
+