diff -r 7d48bed6ce0c -r 987c9837762f convergedcallengine/csplugin/inc/cspdevsound.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/convergedcallengine/csplugin/inc/cspdevsound.h	Wed Sep 01 12:15:03 2010 +0100
@@ -0,0 +1,165 @@
+/*
+* Copyright (c) 2006-2008 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:  Wrapper for CMMFDevSound
+*
+*/
+
+#ifndef CSPDEVSOUND_H
+#define CSPDEVSOUND_H
+
+#include <sounddevice.h>
+
+class MCSPDevSoundObserver;
+
+/**
+ *  Wrapper for CMMFDevSound
+ *
+ */
+NONSHARABLE_CLASS( CSPDevSound ): 
+    public CBase, 
+    public MDevSoundObserver
+    {
+public:
+
+    /**
+    * Destructor.
+    */
+    virtual ~CSPDevSound();
+    
+    /**
+     * Activates the dev sound stream. MCSPDevSoundObserver methods are called 
+     * when activation goes ok or fails. If the stream is already active or 
+     * activating then nothing is done.
+     */
+    virtual void Activate();
+    
+    /**
+     * Deactivates the devsound stream. If stream is not active or
+     * activation is not ongoing then nothing is done. 
+     */     
+    virtual void Deactivate();
+    
+    /**
+     * Indicates that activation is ongoing,
+     * but the result of the activation is still unknown.
+     * @return ETrue - activation ongoing, EFalse - activation not ongoing.
+     */
+    TBool IsActivationOngoing() const;
+    
+    /**
+     * Determines wether the devsound stream is active or not.
+     * @return ETrue - Stream is active, EFalse - Stream not active.
+     */
+    TBool IsActive() const;
+    
+    CMMFDevSound& DevSound();
+
+// from base class MDevSoundObserver
+
+    /**
+     * From MDevSoundObserver
+     * Empty implementation
+     */
+    void InitializeComplete( TInt aError );  
+
+    /**
+     * From MDevSoundObserver
+     * Empty implementation
+     */
+    void BufferToBeFilled( CMMFBuffer* aBuffer ); 
+
+    /**
+     * From MDevSoundObserver
+     * Empty implementation
+     */
+    void PlayError( TInt aError ); 
+        
+    /**
+     * From MDevSoundObserver
+     * Empty implementation
+     */
+    void ToneFinished( TInt aError );         
+        
+    /**
+     * From MDevSoundObserver
+     * Empty implementation
+     */
+    void BufferToBeEmptied( CMMFBuffer* aBuffer ); 
+        
+    /**
+     * From MDevSoundObserver
+     * Empty implementation
+     */
+    void RecordError( TInt aError );
+        
+    /**
+     * From MDevSoundObserver
+     * Empty implementation
+     */
+    void ConvertError( TInt aError ); 
+        
+    /**
+     * From MDevSoundObserver
+     * Empty implementation
+     */
+    void DeviceMessage( TUid aMessageType, const TDesC8& aMsg );  
+    
+protected:
+
+    CSPDevSound( MCSPDevSoundObserver& aObserver );
+
+    void ConstructL( 
+        TMMFState aMode, TUint aAudioPreference, TUint aAudioPriority );
+        
+private:
+
+    /**
+     * Derived class has to activate the stream here.
+     */
+    virtual void DoActivateL() = 0;
+    
+protected: // Data
+
+    /**
+     * Indication if device is activated. Derived class has to update this.
+     */
+    TBool iActive;
+    
+    /**
+     * Indication if activation is ongoing.
+     * Derived class has to update this.
+     */
+    TBool iActivationOngoing;
+    
+    /**
+     * Devsound instance
+     * Own.  
+     */
+    CMMFDevSound* iDevSound;
+      
+    /**
+     * Observer for successfull activation.
+     * Not own.
+     */
+    MCSPDevSoundObserver& iObserver;
+    
+    /**
+     * Audio priority settings for Devsound. 
+     */
+    TMMFPrioritySettings iPrioritySettings;
+    
+
+    };
+
+#endif // CSPDEVSOUND_H