diff -r 02103bf20ee5 -r 90dbfc0435e3 bluetoothengine/headsetsimulator/profiles/hspprofile/inc/features/hspremoteaudiovolumecontrol.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/bluetoothengine/headsetsimulator/profiles/hspprofile/inc/features/hspremoteaudiovolumecontrol.h	Wed Sep 15 15:59:44 2010 +0200
@@ -0,0 +1,142 @@
+/* 
+ *
+ * Copyright (c) <2010> Comarch S.A. and/or its subsidiary(-ies).
+ * All rights reserved.
+ * This component and the accompanying materials are made available
+ * under the terms of the License "Eclipse Public License v1.0"
+ * which accompanies this distribution, and is available
+ * at the URL "http://www.eclipse.org/legal/epl-v10.html".
+ *
+ * Original Contributors:
+ * Comarch S.A. - original contribution.
+ *
+ * Contributors:
+ *
+ * Description:
+ *
+ */
+
+#ifndef HSPREMOTEAUDIOVOLUMECONTROL_H
+#define HSPREMOTEAUDIOVOLUMECONTROL_H
+
+#include <e32base.h>
+
+#include "hspfeaturecommons.h"
+
+class CHsHSPCommand;
+class CHsHSPSettings;
+
+/**
+ * @brief Represents "Remote audio volume control" feature
+ */
+class CHsHSPRemoteAudioVolumeControl : public CBase,
+        public MHsHSPProcedureCommons
+{
+public:
+
+    /**
+     * Two-phased constructor.
+     * 
+     * @param aObserver feature observer
+     * 
+     * @return instance of class
+     */
+    static CHsHSPRemoteAudioVolumeControl* NewL(
+            MHsHSPFeatureProviderObserver* aObserver );
+
+    /**
+     * Two-phased constructor.
+     * 
+     * @param aObserver feature observer
+     * 
+     * @return instance of class
+     */
+    static CHsHSPRemoteAudioVolumeControl* NewLC(
+            MHsHSPFeatureProviderObserver* aObserver );
+
+    /**
+     * Destructor.
+     */
+    ~CHsHSPRemoteAudioVolumeControl();
+
+public:
+
+    /** 
+     * Resets volume settings
+     */
+    void Reset();
+
+public:
+    //Methods inherited from MHsHFPProcedureCommons
+    TInt ProcessCommand( const CHsHSPCommand* aInputCmd,
+            CHsHSPCommand &aOutputCmd );
+
+private:
+
+    /**
+     * Constructor for performing 1st stage construction
+     * 
+     * @param aObserver feature observer
+     */
+    CHsHSPRemoteAudioVolumeControl( MHsHSPFeatureProviderObserver* aObserver );
+
+    /**
+     * Constructor for performing 2nd stage construction
+     */
+    void ConstructL();
+
+private:
+
+    /**
+     * Informs observer about procedure's completion
+     * 
+     * @param aErr error value
+     */
+    void InformObserver( TInt aErr );
+
+    /**
+     * Sets volume level. Value is retrieved from AT command.
+     * 
+     * @param aCmd AT command
+     */
+    void SetVolumeLevelL( const CHsHSPCommand* aCmd );
+
+    /**
+     * Sets mic gain level. Value is retrieved from AT command.
+     * 
+     * @param aCmd AT command
+     */
+    void SetMicGainLevelL( const CHsHSPCommand* aCmd );
+
+    /**
+     * Checks if passed AT command's params are valid. Leaves if invalid.
+     * 
+     * @param aCmd AT command
+     */
+    void CheckParamsL( const CHsHSPCommand* aCmd );
+private:
+
+    /** Procedure's type */
+    const THSPProcedure iHSPProc = EHSPVolumeControl;
+
+    /** Pointer to observer, not owned */
+    MHsHSPFeatureProviderObserver* iObserver;
+
+    /** Pointer to profile's settings */
+    CHsHSPSettings* iSettings;
+
+    /** 
+     * Denotes if the next expected command is  <cr><lf> OK <cr><lf>
+     * after +VGM handled 
+     */
+    TBool iWaitingForVgmOK;
+
+    /** 
+     * Denotes if the next expected command is <cr><lf> OK <cr><lf> 
+     * after +VGS handled 
+     */
+    TBool iWaitingForVgsOK;
+
+};
+
+#endif // HSPREMOTEAUDIOVOLUMECONTROL_H