--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/ipappsrv_plat/media_control_api/inc/mmccctrlobserver.h Tue Feb 02 01:04:58 2010 +0200
@@ -0,0 +1,166 @@
+/*
+* Copyright (c) 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: Observer class for events.
+*
+*/
+
+
+
+
+#ifndef MMCCCTRLOBSERVER_H
+#define MMCCCTRLOBSERVER_H
+
+// INCLUDES
+#include <e32def.h>
+#include <mmf/common/mmfbase.h>
+#include <mmccevents.h>
+
+/**
+* Observer interface for clients to receive events from MCC.
+*
+* @lib mmccinterface.lib
+*/
+class MMccCtrlObserver
+ {
+public:
+
+ /**
+ * Callback function to receive media events
+ * @param aSignal Received media events
+ * @return void
+ */
+ virtual void MccEventReceived( const TMccEvent& aEvent ) = 0;
+
+ /**
+ * Callback function to receive media started event.
+ * @param aSessionId Session ID
+ * @param aLinkId Link ID
+ * @param aStreamId Stream ID
+ * @param aSinkSourceId Sink or source ID
+ */
+ virtual void MccMediaStarted( TUint32 aSessionId,
+ TUint32 aLinkId,
+ TUint32 aStreamId,
+ TUint32 aSinkSourceId ) = 0;
+
+ /**
+ * Callback function to receive media stopped event.
+ * @param aSessionId Session ID
+ * @param aLinkId Link ID
+ * @param aStreamId Stream ID
+ * @param aSinkSourceId Sink or source ID
+ */
+ virtual void MccMediaStopped( TUint32 aSessionId,
+ TUint32 aLinkId,
+ TUint32 aStreamId,
+ TUint32 aSinkSourceId ) = 0;
+
+ /**
+ * Callback function to receive media paused event.
+ * @param aSessionId Session ID
+ * @param aLinkId Link ID
+ * @param aStreamId Stream ID
+ * @param aSinkSourceId Sink or source ID
+ */
+ virtual void MccMediaPaused( TUint32 aSessionId,
+ TUint32 aLinkId,
+ TUint32 aStreamId,
+ TUint32 aSinkSourceId ) = 0;
+
+ /**
+ * Callback function to receive media resumed event.
+ * @param aSessionId Session ID
+ * @param aLinkId Link ID
+ * @param aStreamId Stream ID
+ * @param aSinkSourceId Sink or source ID
+ */
+ virtual void MccMediaResumed( TUint32 aSessionId,
+ TUint32 aLinkId,
+ TUint32 aStreamId,
+ TUint32 aSinkSourceId ) = 0;
+
+ /**
+ * Callback function to receive media prepared event.
+ * @param aSessionId Session ID
+ * @param aLinkId Link ID
+ * @param aStreamId Stream ID
+ * @param aSinkSourceId Sink or source ID
+ */
+ virtual void MccMediaPrepared( TUint32 aSessionId,
+ TUint32 aLinkId,
+ TUint32 aStreamId,
+ TUint32 aSinkSourceId ) = 0;
+
+ /**
+ * Callback function to receive media inactivity event.
+ * @param aSessionId Session ID
+ * @param aLinkId Link ID
+ * @param aStreamId Stream ID
+ * @param aSinkSourceId Sink or source ID
+ */
+ virtual void MccMediaInactive( TUint32 aSessionId,
+ TUint32 aLinkId,
+ TUint32 aStreamId,
+ TUint32 aSinkSourceId ) = 0;
+
+ /**
+ * Callback function to receive media activity event. The
+ * function is called when the first RTP packet is received
+ * by a downlink stream.
+ * @param aSessionId Session ID
+ * @param aLinkId Link ID
+ * @param aStreamId Stream ID
+ * @param aSinkSourceId Sink or source ID
+ */
+ virtual void MccMediaActive( TUint32 aSessionId,
+ TUint32 aLinkId,
+ TUint32 aStreamId,
+ TUint32 aSinkSourceId ) = 0;
+
+
+ /**
+ * Callback function to receive error event.
+ * @param aError Error code
+ * @param aSessionId Session ID
+ * @param aLinkId Link ID
+ * @param aSinkSourceId Sink or source ID
+ */
+ virtual void MccCtrlError( TInt aError,
+ TUint32 aSessionId,
+ TUint32 aLinkId,
+ TUint32 aStreamId,
+ TUint32 aSinkSourceId ) = 0;
+
+
+ /**
+ * Callback function to notify client of unknown media packet.
+ * Called when packet with unknown payload type is
+ * received by a downlink stream.
+ *
+ * @since Series 60 3.0
+ * @param aSessionId Session ID
+ * @param aLinkId Link ID
+ * @param aStreamId Stream ID
+ * @param aSinkSourceId Sink or source ID
+ * @param aPayloadType Payload type of received packet
+ * @return void
+ */
+ inline virtual void UnknownMediaReceived( TUint32 /*aSessionId*/,
+ TUint32 /*aLinkId*/,
+ TUint32 /*aStreamId*/,
+ TUint32 /*aSinkSourceId*/,
+ TUint8 /*aPayloadType*/ ){};
+};
+
+#endif // MMCCCTRLOBSERVER_H