diff -r 41a7f70b3818 -r 5266b1f337bd phoneapp/phoneuiview/inc/cphoneaudiocontroller.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/phoneapp/phoneuiview/inc/cphoneaudiocontroller.h	Wed Sep 01 12:30:10 2010 +0100
@@ -0,0 +1,193 @@
+/*
+* Copyright (c) 2002-2006 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:  It manages incall indicator.
+*
+*/
+
+
+#ifndef CPHONEAUDIOCONTROLLER_H
+#define CPHONEAUDIOCONTROLLER_H
+
+// INCLUDES
+#include <e32base.h>
+
+// FORWARD DECLARATIONS
+class CPhoneStatusPane;
+class TPhoneCommandParam;
+class CPhoneTimer;
+
+// CLASS DECLARATION
+
+/**
+*  It manages navi pane audio indicators
+*
+*  @since 1.0
+*/
+class CPhoneAudioController : public CBase, public MCoeControlObserver,
+    public MCoeForegroundObserver
+    {
+    public:  // Constructors and destructor      
+        
+        /**
+        * Two-phased constructor.
+        * @return new instance.
+        */
+        static CPhoneAudioController* NewL();
+        
+        /**
+        * Destructor.
+        */
+        ~CPhoneAudioController();
+
+    public: // New functions
+
+        /**
+        * Activates voice volume control.
+        */
+        void ActivateVolumeControlL();
+
+        /**
+        * Deactivate voice volume control.
+        */
+        void DeactivateVolumeControl();
+        
+        /**
+        * Update control using the specified data
+        * @param aCommandParam command parameter
+        */
+        void HandleVolumeChangeL( TPhoneCommandParam* aCommandParam );
+        
+        /**
+        * Update control using the specified data
+        * @param aCommandParam command parameter
+        */
+        void HandleIhfChange( TPhoneCommandParam* aCommandParam );
+   
+        /**
+        * Gets volume level from navi pane control.
+        * @return Volume level.
+        */
+        TInt VolumeLevelFromControl();  
+        
+    private: // MCoeControlObserver
+    
+        void HandleControlEventL( CCoeControl* aControl, 
+                                  TCoeEvent aEventType ); 
+        
+    private: // MCoeForegroundObserver
+        
+        /**
+         * Handles the application coming to the foreground.
+         */
+        void HandleGainingForeground();
+        
+        /**
+         * Handles the application going into the background.
+         */
+        void HandleLosingForeground();
+
+    private:
+
+        /**
+        * C++ constructor.
+        */
+        CPhoneAudioController();
+
+        /**
+        * Symbian OS constructor.
+        */
+        void ConstructL();
+
+        /**
+        * Update indicator.
+        */
+        void ActivateL();
+
+        /**
+        * Recovery system callback
+        */
+        static TInt DoRecoverActivateL( TAny* aAny );
+        
+        /**
+        * Pushes new decorator to navi pane replacing the
+        * previous one if needed.
+        * @param aNew new to replace the old one.
+        */
+        void PushL(CAknNavigationDecorator& aNew);
+
+        /**
+        * Get current volume decorator (Ihf or Ear) 
+        * @return Current volume decorator
+        */
+        CAknNavigationDecorator& VolumeDecorator();
+        
+        /**
+        * Get current volume control (Ihf or Ear) 
+        * @return Current volume control (Ihf or Ear)         
+        */
+        CAknVolumeControl& VolumeControl();    
+                
+        /**
+        * Get current volume level (Ihf or Ear)  
+        * @return Current Ihf or Ear volume level         
+        */        
+        TInt VolumeLevel(); 
+
+        /**
+        * Set volume level for given volume control
+        * @param aVolumeControl Volume control
+        * @param aVolumeLevel New volume level
+        */
+        void SetVolumeLevel(CAknVolumeControl& aVolumeControl, TInt aVolumeLevel);
+    
+    private:    // Data
+
+        // Recovery id for activating volume control
+        TInt iActivateRecoveryId;    
+
+        CPhoneStatusPane* iStatusPane;
+        
+        // Count the volume control activations
+        TInt iVolumeControlCount;
+
+        // Owned IHF volume control
+        CAknNavigationDecorator* iIhfVolumeControl;
+
+        // IHF volume, from 1 to 10
+        TInt iIhfVolume;
+        
+        // ETrue IHF is active
+        TBool iIhfMode;
+        
+        // Owned non-IHF volume control.
+        CAknNavigationDecorator* iEarVolumeControl;
+        
+        // Non-IHF volume, from 1 to 10
+        TInt iEarVolume; 
+
+        // Pointer the current control that is in navi pane
+        CAknNavigationDecorator* iOldControl;
+ 
+        
+        /**
+         * ETrue if Telephony is the foreground application,
+         * otherwise EFalse.
+         */
+        TBool iPhoneInForeground;
+
+    };
+
+#endif      // CPHONEAUDIOCONTROLLER_H
+            
+// End of File