taskswitcher/utils/src/tsentrykeygenerator.cpp
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Mon, 04 Oct 2010 00:38:31 +0300
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permissions -rw-r--r--
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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:  Task list entry
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 *
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*/
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#include "tsentrykeygenerator.h"
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// -----------------------------------------------------------------------------
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//
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// -----------------------------------------------------------------------------
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//
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TInt TsEntryKeyGeneraror::Generate( TTsEntryKey& aReturnKey, 
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                                    TInt aWindowGroupId, 
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                                    const MTsRunningApplicationStorage& aStorage)
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{
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    for (TInt iter(0); iter < aStorage.Count(); ++iter) {
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        if (aStorage[iter].WindowGroupId() == aWindowGroupId) {
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            aReturnKey = TTsEntryKey( aWindowGroupId );
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            if (aStorage[iter].WindowGroupId() == aStorage[iter].ParentWindowGroupId()) 
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                {
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                return KErrBadHandle;
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                }
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            else if ( aStorage[iter].IsEmbeded() ) 
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                {
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                return TsEntryKeyGeneraror::Generate(aReturnKey, aStorage[iter].ParentWindowGroupId(), aStorage);
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                }
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            else 
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                {
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                return KErrNone;
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                }
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        }
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    }
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    return KErrNotFound;
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}
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// -----------------------------------------------------------------------------
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TInt TsEntryKeyGeneraror::Generate(TTsEntryKey& returnKey, TInt windowGroupId, 
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    const TArray<RWsSession::TWindowGroupChainInfo>& groupChain)
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{
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    for (TInt iter(0); iter < groupChain.Count(); ++iter) {
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        if (groupChain[iter].iId == windowGroupId) {
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            returnKey = TTsEntryKey(windowGroupId);
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            if (groupChain[iter].iId == groupChain[iter].iParentId) {
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                return KErrBadHandle;
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            }
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            else if (0 >= groupChain[iter].iParentId) {
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                return KErrNone;
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            }
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            else {
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                return TsEntryKeyGeneraror::Generate(returnKey, groupChain[iter].iParentId, groupChain);
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            }
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        }
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    }
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    return KErrNotFound;
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}