--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/radioengine/utils/src/cradiopropertyobserver.cpp Fri Mar 19 09:29:04 2010 +0200
@@ -0,0 +1,204 @@
+/*
+* 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:
+*
+*/
+
+#include "cradioenginelogger.h"
+
+#include "cradiopropertyobserver.h"
+
+// ============================ MEMBER FUNCTIONS ===============================
+
+// -----------------------------------------------------------------------------
+//
+// -----------------------------------------------------------------------------
+//
+CRadioPropertyObserver::CRadioPropertyObserver( MRadioPropertyChangeObserver& aObserver,
+ const TUid& aCategory,
+ const TUint aKey,
+ const TRadioPropertyType aPropertyType )
+ : CActive( CActive::EPriorityStandard )
+ , iObserver( aObserver )
+ , iCategory( aCategory )
+ , iKey( aKey )
+ , iPropertyType( aPropertyType )
+ {
+ }
+
+// -----------------------------------------------------------------------------
+//
+// -----------------------------------------------------------------------------
+//
+void CRadioPropertyObserver::ConstructL()
+ {
+ switch ( iPropertyType )
+ {
+ case ERadioPropertyInt:
+ {
+ break;
+ }
+ case ERadioPropertyByteArray:
+ {
+ iValueByteArray = HBufC8::NewL( RProperty::KMaxPropertySize );
+ break;
+ }
+ case ERadioPropertyText:
+ {
+ // Max size in bytes, length is size / 2
+ iValueText = HBufC::NewL( RProperty::KMaxPropertySize / 2 );
+ break;
+ }
+ default:
+ {
+ break;
+ }
+ }
+
+ User::LeaveIfError( iProperty.Attach( iCategory, iKey ) );
+ CActiveScheduler::Add( this );
+ }
+
+// -----------------------------------------------------------------------------
+//
+// -----------------------------------------------------------------------------
+//
+EXPORT_C CRadioPropertyObserver* CRadioPropertyObserver::NewL( MRadioPropertyChangeObserver& aObserver,
+ const TUid& aCategory,
+ const TUint aKey,
+ const TRadioPropertyType aPropertyType )
+ {
+ CRadioPropertyObserver* self = new( ELeave )CRadioPropertyObserver( aObserver,
+ aCategory, aKey, aPropertyType );
+ CleanupStack::PushL( self );
+ self->ConstructL();
+ CleanupStack::Pop( self );
+ return self;
+ }
+
+// -----------------------------------------------------------------------------
+//
+// -----------------------------------------------------------------------------
+//
+CRadioPropertyObserver::~CRadioPropertyObserver()
+ {
+ Cancel();
+ iProperty.Close();
+ delete iValueByteArray;
+ delete iValueText;
+ }
+
+// ---------------------------------------------------------------------------
+// Subscribes to a property and reads the value, if not already active.
+// ---------------------------------------------------------------------------
+//
+EXPORT_C void CRadioPropertyObserver::ActivateL()
+ {
+ if ( !IsActive() )
+ {
+ RunL();
+ }
+ }
+
+// -----------------------------------------------------------------------------
+//
+// -----------------------------------------------------------------------------
+//
+void CRadioPropertyObserver::RunL()
+ {
+ LOG_METHOD_AUTO;
+
+ iProperty.Subscribe( iStatus );
+ SetActive();
+
+ TInt err( KErrNone );
+
+ switch ( iPropertyType )
+ {
+ case ERadioPropertyInt:
+ {
+ err = iProperty.Get( iValueInt );
+ if ( !err )
+ {
+ iObserver.HandlePropertyChangeL( iCategory, iKey, iValueInt );
+ }
+ break;
+ }
+ case ERadioPropertyByteArray:
+ {
+ TPtr8 ptr8( iValueByteArray->Des() );
+ err = iProperty.Get( ptr8 );
+ if ( !err )
+ {
+ iObserver.HandlePropertyChangeL( iCategory, iKey, *iValueByteArray );
+ }
+ break;
+ }
+ case ERadioPropertyText:
+ {
+ TPtr ptr( iValueText->Des() );
+ err = iProperty.Get( ptr );
+ if ( !err )
+ {
+ iObserver.HandlePropertyChangeL( iCategory, iKey, *iValueText );
+ }
+ break;
+ }
+ default:
+ {
+ break;
+ }
+ }
+
+ if ( err )
+ {
+ iObserver.HandlePropertyChangeErrorL( iCategory, iKey, err );
+ }
+ }
+
+// -----------------------------------------------------------------------------
+// Cancels an outstanding active request
+// -----------------------------------------------------------------------------
+//
+void CRadioPropertyObserver::DoCancel()
+ {
+ iProperty.Cancel();
+ }
+
+// -----------------------------------------------------------------------------
+// Getter for integer value
+// -----------------------------------------------------------------------------
+//
+EXPORT_C TInt CRadioPropertyObserver::ValueInt() const
+ {
+ return iValueInt;
+ }
+
+// -----------------------------------------------------------------------------
+// Getter for byte array value
+// -----------------------------------------------------------------------------
+//
+EXPORT_C const TDesC8& CRadioPropertyObserver::ValueDes8() const
+ {
+ return *iValueByteArray;
+ }
+
+// -----------------------------------------------------------------------------
+// Getter for text value
+// -----------------------------------------------------------------------------
+//
+EXPORT_C const TDesC& CRadioPropertyObserver::ValueDes() const
+ {
+ return *iValueText;
+ }