contentstorage/srvsrc/casrvnotifier.cpp
author hgs
Tue, 23 Mar 2010 23:28:12 +0200
changeset 86 e492551a0d54
parent 85 7feec50967db
child 98 d2f833ab7940
permissions -rw-r--r--
201005
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/*
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 * Copyright (c) 2008 Nokia Corporation and/or its subsidiary(-ies).
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 * All rights reserved.
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 * This component and the accompanying materials are made available
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 * under the terms of "Eclipse Public License v1.0"
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 * which accompanies this distribution, and is available
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 * at the URL "http://www.eclipse.org/legal/epl-v10.html".
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 *
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 * Initial Contributors:
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 * Nokia Corporation - initial contribution.
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 *
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 * Contributors:
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 *
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 * Description:  ?Description
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 *
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 */
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#include <badesca.h>
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#include "casrvnotifier.h"
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#include "cainnernotifierfilter.h"
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#include "cainnerentry.h"
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#include "casrvdef.h"
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#include "cautils.h"
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#include "caarraycleanup.inl"
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// ================= MEMBER FUNCTIONS =======================
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// -----------------------------------------------------------------------------
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// 
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// -----------------------------------------------------------------------------
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//
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CCaSrvNotifier::~CCaSrvNotifier()
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    {
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    Complete( KErrCancel );
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    iBufArrayInfo.ResetAndDestroy();
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    iArrayChangeType.Close();
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    delete iFilter;
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    }
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// -----------------------------------------------------------------------------
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// 
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// -----------------------------------------------------------------------------
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//
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CCaSrvNotifier* CCaSrvNotifier::NewL()
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    {
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    CCaSrvNotifier* self = CCaSrvNotifier::NewLC();
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    CleanupStack::Pop();
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    return self;
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    }
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// -----------------------------------------------------------------------------
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// 
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// -----------------------------------------------------------------------------
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//
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CCaSrvNotifier* CCaSrvNotifier::NewLC()
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    {
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    CCaSrvNotifier* self = new ( ELeave ) CCaSrvNotifier();
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    CleanupStack::PushL( self );
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    self->ConstructL();
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    return self;
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    }
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// -----------------------------------------------------------------------------
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// 
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// -----------------------------------------------------------------------------
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//
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CCaSrvNotifier::CCaSrvNotifier()
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    {
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    }
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// -----------------------------------------------------------------------------
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// 
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// -----------------------------------------------------------------------------
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//
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void CCaSrvNotifier::ConstructL()
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    {
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    iFilter = CCaInnerNotifierFilter::NewL(
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            CCaInnerNotifierFilter::EEntryChangedWithId );
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    }
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// -----------------------------------------------------------------------------
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// 
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// -----------------------------------------------------------------------------
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//
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void CCaSrvNotifier::NotifyL( const RMessage2& aMessage )
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    {
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    PanicIfPendingL( aMessage );
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    SetPendingL( aMessage ); // No leaving after this!
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    }
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// -----------------------------------------------------------------------------
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// 
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// -----------------------------------------------------------------------------
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//
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void CCaSrvNotifier::Cancel()
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    {
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    Complete( KErrCancel );
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    }
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// -----------------------------------------------------------------------------
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// 
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// -----------------------------------------------------------------------------
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//
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void CCaSrvNotifier::SetPendingL( const RMessage2 &aMessage )
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    {
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    __ASSERT_DEBUG( !iPending, User::Invariant() );
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    iMessage = aMessage;
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    iPending = ETrue;
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    if( iBufArrayInfo.Count() > 0 )
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        {
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        Complete();
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        }
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    else
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        {
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        MenuUtils::InternalizeObjectL( aMessage, *iFilter );
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        }
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    }
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// -----------------------------------------------------------------------------
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// 
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// -----------------------------------------------------------------------------
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//
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void CCaSrvNotifier::PanicIfPendingL( const RMessage2& aMessage )
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    {
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    if( iPending )
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        {
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        // Another message is already being served.
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        aMessage.Panic( KCaSrvName, KErrInUse );
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        User::Leave( KErrInUse );
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        }
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    }
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// -----------------------------------------------------------------------------
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// 
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// -----------------------------------------------------------------------------
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//
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void CCaSrvNotifier::Complete( TInt aReason )
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    {
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    if( iPending )
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        {
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        if( aReason != KErrNone )
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            {
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            iMessage.Complete( aReason );
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            iBufArrayInfo.ResetAndDestroy();
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            iArrayChangeType.Close();
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            }
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        else
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            {
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            if( iBufArrayInfo.Count() > 0 )
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                {
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                TPckgBuf<TInt> sizeDes( iBufArrayInfo[0]->Size() );
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                iMessage.Write( KOutputPosition, sizeDes );
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                }
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            iMessage.Complete( KErrNone );
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            }
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        iPending = EFalse;
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        }
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    }
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// -----------------------------------------------------------------------------
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// 
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// -----------------------------------------------------------------------------
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//
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void CCaSrvNotifier::EntryChangedL( const CCaInnerEntry* aEntry,
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        TChangeType aChangeType, const RArray<TInt>& aParentIds )
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    {
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    if( iFilter && CheckFilterForEntry( aEntry, aParentIds ) )
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        {
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        if( iFilter->GetNotifierType()
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                == CCaInnerNotifierFilter::EEntryChangedWithEntry )
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            {
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            HBufC8* bufInfo = MenuUtils::MarshalDataL( 
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                    *aEntry, KDefaultExpandSize );
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            CleanupStack::PushL( bufInfo );
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            iBufArrayInfo.AppendL( bufInfo );
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            CleanupStack::Pop( bufInfo );
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            iArrayChangeType.AppendL( aChangeType );
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            Complete();
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            }
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        else if( iFilter->GetNotifierType()
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                == CCaInnerNotifierFilter::EEntryChangedWithId )
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            {
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            AddEntryWithIdL( aEntry->GetId() );
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            iArrayChangeType.AppendL( aChangeType );
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            Complete();
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            }
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        }
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    }
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// -----------------------------------------------------------------------------
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// 
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// -----------------------------------------------------------------------------
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//
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void CCaSrvNotifier::EntryTouchedL( TInt aId )
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    {
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    if( iFilter && iFilter->GetNotifierType()
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            == CCaInnerNotifierFilter::EEntryTouched && CheckIds(
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            iFilter->GetIds(), aId ) )
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        {
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        AddEntryWithIdL( aId );
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        Complete();
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        }
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    }
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// -----------------------------------------------------------------------------
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// 
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// -----------------------------------------------------------------------------
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//
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void CCaSrvNotifier::GroupContentChangedL( const RArray<TInt>& aParentIds )
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    {
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    if( iFilter && iFilter->GetNotifierType()
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            == CCaInnerNotifierFilter::EGroupContentChanged )
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        {
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        if( iFilter->GetParentId() == 0 && aParentIds.Count() > 0 )
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            {
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            for( TInt i( 0 ); i < aParentIds.Count(); i++ )
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                {
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                AddEntryWithIdL( aParentIds[i] );
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                }
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            Complete();
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            }
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        else if( aParentIds.Find( iFilter->GetParentId() ) != KErrNotFound )
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            {
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            AddEntryWithIdL( iFilter->GetParentId() );
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            Complete();
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            }
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        }
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    }
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// ---------------------------------------------------------
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// 
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// ---------------------------------------------------------
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//
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void CCaSrvNotifier::GetChangeInfoL( const RMessage2& aMessage )
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    {
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    if( iBufArrayInfo.Count() > 0 )
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        {
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        aMessage.WriteL( KInputPosition1, iBufArrayInfo[0]->Des() );
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        if( iArrayChangeType.Count() > 0 )
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            {
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            TPckg<TChangeType> changeTypePckg( iArrayChangeType[0] );
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            aMessage.WriteL( KInputPosition2, changeTypePckg );
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            iArrayChangeType.Remove( 0 );
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            }
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        delete iBufArrayInfo[0];
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        iBufArrayInfo.Remove( 0 );
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        }
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    }
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// -----------------------------------------------------------------------------
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// 
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// -----------------------------------------------------------------------------
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//
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TBool CCaSrvNotifier::CheckFilterForEntry( const CCaInnerEntry* aEntry,
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        const RArray<TInt>& aParentIds )
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    {
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    TBool filterCorrect = CheckIds( iFilter->GetIds(), aEntry->GetId() );
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    if( filterCorrect )
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        {
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        filterCorrect = ( static_cast<TUint> ( iFilter->GetEntryRole() )
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                == ENoneEntryRole
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                || static_cast<TUint> ( iFilter->GetEntryRole() )
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                        == aEntry->GetRole() );
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        }
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    if( filterCorrect )
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        {
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        filterCorrect = CheckTypeName( iFilter->GetTypeNames(),
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                aEntry->GetEntryTypeName() );
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        }
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    if( filterCorrect && iFilter->GetParentId() > 0 )
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        {
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        filterCorrect = ( iFilter->GetParentId() == aEntry->GetId()
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                || aParentIds.Find( iFilter->GetParentId() )
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                        != KErrNotFound );
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        }
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    return filterCorrect;
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    }
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// -----------------------------------------------------------------------------
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// 
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// -----------------------------------------------------------------------------
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//
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void CCaSrvNotifier::AddEntryWithIdL( TInt aId )
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    {
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    CCaInnerEntry* entry = CCaInnerEntry::NewLC();
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    entry->SetId( aId );
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    HBufC8* bufInfo = MenuUtils::MarshalDataL( *entry, KDefaultExpandSize );
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    CleanupStack::PushL( bufInfo );
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    iBufArrayInfo.AppendL( bufInfo );
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    CleanupStack::Pop( bufInfo );
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    CleanupStack::PopAndDestroy( entry );
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    }
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// -----------------------------------------------------------------------------
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// 
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// -----------------------------------------------------------------------------
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//
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TBool CCaSrvNotifier::CheckIds( const RArray<TInt>& aIds, TInt aId )
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    {
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    TBool result( ETrue );
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    if( aIds.Count() > 0 && aIds.Find( aId ) == KErrNotFound )
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        {
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        result = EFalse;
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        }
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    return result;
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    }
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// -----------------------------------------------------------------------------
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// 
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// -----------------------------------------------------------------------------
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//
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TBool CCaSrvNotifier::CheckTypeName( const CDesC16ArrayFlat* aTypeNames,
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        const RBuf& aTypeName )
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    {
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    TBool result( ETrue );
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    TInt position( 0 );
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    if( aTypeNames->Count() > 0 && aTypeNames->Find( aTypeName, position )
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            != KErrNone )
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        {
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        result = EFalse;
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        }
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    return result;
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    }
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   326