sl@0: // Copyright (c) 2002-2009 Nokia Corporation and/or its subsidiary(-ies).
sl@0: // All rights reserved.
sl@0: // This component and the accompanying materials are made available
sl@0: // under the terms of "Eclipse Public License v1.0"
sl@0: // which accompanies this distribution, and is available
sl@0: // at the URL "http://www.eclipse.org/legal/epl-v10.html".
sl@0: //
sl@0: // Initial Contributors:
sl@0: // Nokia Corporation - initial contribution.
sl@0: //
sl@0: // Contributors:
sl@0: //
sl@0: // Description:
sl@0: //
sl@0: 
sl@0: #include "LogViewWindowChangeObserver.h"
sl@0: 
sl@0: // Constants
sl@0: const TInt KLogViewIgnoreStackGranularity = 3;
sl@0: 
sl@0: 
sl@0: /////////////////////////////////////////////////////////////////////////////////////////
sl@0: // -----> CLogViewWindowChangeObserver (source)
sl@0: /////////////////////////////////////////////////////////////////////////////////////////
sl@0: 
sl@0: CLogViewWindowChangeObserver::CLogViewWindowChangeObserver(MLogViewChangeObserverInternal& aObserver)
sl@0: :	iObserver(aObserver), iIgnoreStack(KLogViewIgnoreStackGranularity)
sl@0: 	{
sl@0: 	}
sl@0: 
sl@0: CLogViewWindowChangeObserver::~CLogViewWindowChangeObserver()
sl@0: 	{
sl@0: 	iIgnoreStack.Close();
sl@0: 	}
sl@0: 
sl@0: /////////////////////////////////////////////////////////////////////////////////////////
sl@0: /////////////////////////////////////////////////////////////////////////////////////////
sl@0: /////////////////////////////////////////////////////////////////////////////////////////
sl@0: 
sl@0: void CLogViewWindowChangeObserver::IgnoreNextEventL(TLogId aId, TType aType)
sl@0: 	{
sl@0: 	TIgnoreEvent event(aId, aType);
sl@0: 	User::LeaveIfError(iIgnoreStack.Append(event));
sl@0: 	}
sl@0: 
sl@0: /////////////////////////////////////////////////////////////////////////////////////////
sl@0: /////////////////////////////////////////////////////////////////////////////////////////
sl@0: /////////////////////////////////////////////////////////////////////////////////////////
sl@0: 
sl@0: void CLogViewWindowChangeObserver::HandleLogViewChangeEventAddedL(TLogId aId, TInt aViewIndex, TInt aChangeIndex, TInt aTotalChangeCount)
sl@0: 	{
sl@0: 	const TInt index = Find(aId, ELogEventTypeAdd);
sl@0: 	if	(index == KErrNotFound)
sl@0: 		iObserver.HandleLogViewChangeEventAddedL(aId, aViewIndex, aChangeIndex, aTotalChangeCount);
sl@0: 	else
sl@0: 		iIgnoreStack.Remove(index);
sl@0: 	}
sl@0: 
sl@0: void CLogViewWindowChangeObserver::HandleLogViewChangeEventChangedL(TLogId aId, TInt aViewIndex, TInt aChangeIndex, TInt aTotalChangeCount)
sl@0: 	{
sl@0: 	const TInt index = Find(aId, ELogEventTypeChange);
sl@0: 	if	(index == KErrNotFound)
sl@0: 		iObserver.HandleLogViewChangeEventChangedL(aId, aViewIndex, aChangeIndex, aTotalChangeCount);
sl@0: 	else
sl@0: 		iIgnoreStack.Remove(index);
sl@0: 	}
sl@0: 
sl@0: void CLogViewWindowChangeObserver::HandleLogViewChangeEventDeletedL(TLogId aId, TInt aViewIndex, TInt aChangeIndex, TInt aTotalChangeCount)
sl@0: 	{
sl@0: 	const TInt index = Find(aId, ELogEventTypeDelete);
sl@0: 	if	(index == KErrNotFound)
sl@0: 		iObserver.HandleLogViewChangeEventDeletedL(aId, aViewIndex, aChangeIndex, aTotalChangeCount);
sl@0: 	else
sl@0: 		iIgnoreStack.Remove(index);
sl@0: 	}
sl@0: 
sl@0: /////////////////////////////////////////////////////////////////////////////////////////
sl@0: /////////////////////////////////////////////////////////////////////////////////////////
sl@0: /////////////////////////////////////////////////////////////////////////////////////////
sl@0: 
sl@0: void CLogViewWindowChangeObserver::HandleLogViewChangeEventLogClearedL()
sl@0: 	{
sl@0: 	iObserver.HandleLogViewChangeEventLogClearedL();
sl@0: 	}
sl@0: 
sl@0: /////////////////////////////////////////////////////////////////////////////////////////
sl@0: /////////////////////////////////////////////////////////////////////////////////////////
sl@0: /////////////////////////////////////////////////////////////////////////////////////////
sl@0: 
sl@0: TInt CLogViewWindowChangeObserver::Find(TLogId aId, TType aType) const
sl@0: 	{
sl@0: 	const TInt count = iIgnoreStack.Count();
sl@0: 	for(TInt i=0; i<count; i++)
sl@0: 		{
sl@0: 		const TIgnoreEvent& event = iIgnoreStack[i];
sl@0: 		if	(event.iId == aId && event.iType == aType)
sl@0: 			return i;
sl@0: 		}
sl@0: 	return KErrNotFound;
sl@0: 	}