bluetoothappprofiles/avrcp/absolutevolumeapi/public/absolutevolumeapicontrollerobserver.h
changeset 0 f63038272f30
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/bluetoothappprofiles/avrcp/absolutevolumeapi/public/absolutevolumeapicontrollerobserver.h	Mon Jan 18 20:28:57 2010 +0200
@@ -0,0 +1,71 @@
+// Copyright (c) 2008-2009 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:
+//
+
+
+
+/**
+ @file
+ @publishedAll
+ @released
+*/
+
+
+#ifndef REMCONABSOLUTEVOLUMEAPICONTROLLEROBSERVER_H_
+#define REMCONABSOLUTEVOLUMEAPICONTROLLEROBSERVER_H_
+
+#include <e32base.h>
+
+/**
+Clients must implement this interface in order to instantiate objects of type 
+CRemConAbsoluteVolumeController. This interface passes incoming responses 
+from RemCon to the client.
+*/
+class MRemConAbsoluteVolumeControllerObserver
+	{
+public:
+	/** 
+	The current volume has been received.
+	 
+	@param aVolume The current relative volume on the target device.
+	@param aMaxVolume The maximum volume against which aVolume is relative.
+	@param aError The response error.
+	*/
+	virtual void MrcavcoCurrentVolume(TUint32 aVolume, 
+			TUint32 aMaxVolume, 
+			TInt aError)=0;
+
+	/**
+	The response for setting absolute volume.
+	
+	@param aVolume The relative volume that has been set on the target device.
+	@param aMaxVolume The maximum volume against which aVolume is relative.
+	@param aError The response error.
+	*/
+	virtual void MrcavcoSetAbsoluteVolumeResponse(TUint32 aVolume, 
+			TUint32 aMaxVolume, 
+			TInt aError)=0;
+	
+	/**
+	The error occurs for absolute volume notification. 
+	
+	When this is called, the client must call
+	RegisterAbsoluteVolumeNotification() to register again if the client 
+	wants to receive the notification.
+	*/
+	virtual void MrcavcoAbsoluteVolumeNotificationError() = 0;
+
+	};
+
+#endif /*REMCONABSOLUTEVOLUMEAPICONTROLLEROBSERVER_H_*/