diff -r 000000000000 -r ff3b6d0fd310 phoneclientserver/phoneclient/Inc/Ihf/RPhCltIhf.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/phoneclientserver/phoneclient/Inc/Ihf/RPhCltIhf.h	Tue Feb 02 01:11:09 2010 +0200
@@ -0,0 +1,111 @@
+/*
+* Copyright (c) 2002 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:  Session for Ihf mode handling in phone client.
+*
+*/
+
+#ifndef RPHCLTIHF_H
+#define RPHCLTIHF_H
+
+// INCLUDES
+#include    <etelmm.h>            // ETel
+
+#include "PhCltTypes.h"
+
+// FORWARD DECLARATIONS
+class RWsSession;
+class RPhCltServer;
+
+// CLASS DECLARATION
+/**
+*  Session for Ihf mode handling in phone client.
+*
+*  @lib phoneclient.lib
+*  @since 1.0
+*/
+class RPhCltIhf : public RSubSessionBase
+    {
+
+    public:  // Constructors and destructor  
+
+        /**
+        * Constructor.
+        */      
+        IMPORT_C RPhCltIhf();
+
+
+    public: // New functions    
+
+        /**
+        * Creates a subsession with the phone server.
+        * 
+        * @param aServer Pre-opened server session.
+        * @param aPriority Priority for the active object handling notify 
+        *                  events. Not used.
+        * @return Symbian OS standard error code.
+        */      
+        IMPORT_C TInt Open( 
+            RPhCltServer& aServer, 
+            TInt aPriority = CActive::EPriorityStandard );
+
+        /**
+        * Closes the subsession. Cancels all notify requests.
+        * Remember to call this to a connected session in some point.
+        */
+        IMPORT_C void Close();
+
+
+    public: // API
+        
+        /**
+        * Set Ihf mode
+        *
+        * @param aMode ETrue to set IHF mode on, otherwise set IHF mode off
+        * @param aShowNote ETrue if the IHF activation/deactivation note 
+        *                  should be shown
+        * @return Standard Symbian OS error code. Note, if the note can't be 
+        *         shown, the system will not return any error code. The error 
+        *         code just means the IHF mode changing is failed. If aMode is 
+        *         same as current IHF mode of the system, KErrAlreadyExist will
+        *         be returned.
+        *         If the headset or other audio accessory is connected, then 
+        *         IHF mode can't be activated, and KErrAccessDenied will be 
+        *         returned.
+        */
+        IMPORT_C TInt SetIhfMode( 
+            TBool aMode, 
+            TBool aShowNote = EFalse );
+    
+        /**
+        * Set Ihf mode for Phone application only.
+        *
+        * @param aMode ETrue to set IHF mode on, otherwise set IHF mode off
+        * @param aShowNote ETrue if the IHF activation/deactivation note should
+        *                  be shown
+        * @return Standard Symbian OS error code. Note, if the note can't be 
+        *         shown, the system will not return any error code. The error 
+        *         code just means the IHF mode changing is failed. If aMode is 
+        *         same as current IHF mode of the system, KErrAlreadyExist will
+        *         be returned.
+        *         If the headset or other audio accessory is connected, then IHF
+        *         mode can't be activated, and KErrAccessDenied will be 
+        *         returned.
+        */
+        IMPORT_C TInt SetIhfModeFromPhone( 
+            TBool aMode, 
+            TBool aShowNote = EFalse );
+
+    };
+
+#endif // RPHCLTIHF_H