--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/loggingservices/eventlogger/LogCli/inc/LogViewWindowChangeObserver.h	Fri Jan 22 11:06:30 2010 +0200
@@ -0,0 +1,85 @@
+// Copyright (c) 2002-2009 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:
+//
+
+#ifndef __LOGVIEWWINDOWCHANGEOBSERVER_H__
+#define __LOGVIEWWINDOWCHANGEOBSERVER_H__
+
+// System includes
+#include <e32base.h>
+
+// User includes
+#include "LogViewChangeObserverInternal.h"
+
+// Classes referenced
+class RLogSession;
+
+
+/////////////////////////////////////////////////////////////////////////////////////////
+// -----> CLogViewWindowChangeObserver (header)
+/////////////////////////////////////////////////////////////////////////////////////////
+NONSHARABLE_CLASS(CLogViewWindowChangeObserver) : public CBase, public MLogViewChangeObserverInternal
+/**
+@internalComponent
+*/
+	{
+public:
+	enum TType
+		{
+		ELogEventTypeAdd = 0,
+		ELogEventTypeChange,
+		ELogEventTypeDelete
+		};
+
+public:
+	CLogViewWindowChangeObserver(MLogViewChangeObserverInternal& aObserver);
+	~CLogViewWindowChangeObserver();
+
+public:
+
+	/**
+	 * Request that the next change notification corresponding to the specified
+	 * log id and change type is ignored.
+	 */
+	void IgnoreNextEventL(TLogId aId, TType aType);
+
+private: // FROM MLogViewChangeObserver
+	void HandleLogViewChangeEventAddedL(TLogId aId, TInt aViewIndex, TInt aChangeIndex, TInt aTotalChangeCount);
+	void HandleLogViewChangeEventChangedL(TLogId aId, TInt aViewIndex, TInt aChangeIndex, TInt aTotalChangeCount);
+	void HandleLogViewChangeEventDeletedL(TLogId aId, TInt aViewIndex, TInt aChangeIndex, TInt aTotalChangeCount);
+
+private: // FROM MLogViewChangeObserverInternal
+	void HandleLogViewChangeEventLogClearedL();
+
+private:
+	TInt Find(TLogId aId, TType aType) const;
+
+private:
+	class TIgnoreEvent
+		{
+	public:
+		inline TIgnoreEvent(TLogId aId, TType aType) : iId(aId), iType(aType) { }
+
+	public:
+		TLogId iId;
+		TType iType;
+		};
+	
+private:
+	MLogViewChangeObserverInternal& iObserver;
+	RArray<TIgnoreEvent> iIgnoreStack;
+	};
+
+
+#endif