webengine/widgetregistry/Server/inc/UidAllocator.h
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Fri, 19 Mar 2010 09:52:28 +0200
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/*
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* Copyright (c) 2006 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 the License "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:  Class which allocates random UIDs from a given range
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*
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*/
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#ifndef UIDALLOCATOR_H
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#define UIDALLOCATOR_H
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// INCLUDE FILES
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#include "WidgetRegistryConstants.h"
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/**
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 * This class allows clients to allocate a UID from a given range.
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 * @internalComponent
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 */
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class TUidAllocator
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    {
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public:
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    /**
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    * Allocates a single UID and returns it or leaves with KErrNotFound.
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    */
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    TInt AllocateL( const RUidArray& aUsedUids, TInt aDriveLetter );
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    static TBool IsWidget( TUid aUid );
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    };
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#endif
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