--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/inc/mimpsconnuipresenceeventobserverng.h Thu Dec 17 08:41:52 2009 +0200
@@ -0,0 +1,84 @@
+/*
+* Copyright (c) 2003 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 interface to get notifications from presence events.
+*
+*/
+
+#ifndef __MIMPSCONNUIPRESENCEEVENTOBSERVERNG_H
+#define __MIMPSCONNUIPRESENCEEVENTOBSERVERNG_H
+
+#include <E32Std.h>
+#include <impspresenceconnectionuiconstsng.h>
+
+
+//FORWARD DECLARATION
+class CIMPSConnUiPresEventNotifier;
+class CPEngNWSessionSlotID2;
+
+/**
+ * Observer interface to get notifcations from
+ * presence events.
+ *
+ * This interface can be reqisterd both standard
+ * event notifier (CIMPSConnUiPresEventNotifier)
+ * and the client filtered event notifier
+ * (CIMPSConnUiClntFilteredPresEventNotifier).
+ *
+ * @since 2.1
+ */
+NONSHARABLE_CLASS( MIMPSConnUiPresenceEventObserver )
+ {
+public: //notify methods
+
+ /**
+ * Notifies from presence event.
+ *
+ * If event handling causes a leave, leave is
+ * reported back to HandlePresenceEventNotifyError()
+ * callback.
+ *
+ * @since 2.1
+ * @param aNotifier The presence notifier where this
+ * event is coming from.
+ * @param aEvent The presence event.
+ */
+ virtual void HandlePresenceEventL( CIMPSConnUiPresEventNotifier* aNotifier,
+ const CPEngNWSessionSlotID2& aSessionSlotID,
+ TIMPSConnectionClient aClient,
+ TIMPSPresenceServiceEvent aEvent ) = 0;
+
+
+ /**
+ * Called when presence event listening or event
+ * handling fails.
+ *
+ * Here is reported both errors from handling the
+ * actual event and also asynchronously the errors
+ * coming from starting the presence notify.
+ *
+ * When reporting the error, the notifier is stopped.
+ * However, the observer may restart the notifier
+ * during the notify callback if desired so.
+ *
+ * @since 2.1
+ * @param aNotifier The presence notifier where this
+ * error is coming from.
+ * @param aError is the error code.
+ */
+ virtual void HandlePresenceEventNotifyError( CIMPSConnUiPresEventNotifier* aNotifier,
+ TInt aError ) = 0;
+ };
+
+
+#endif //__MIMPSCONNUIPRESENCEEVENTOBSERVERNG_H