taskswitcher/utils/inc/tsrunningappstorage.h
author hgs
Mon, 18 Oct 2010 10:44:15 +0300
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permissions -rw-r--r--
201041
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/*
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 * Copyright (c) 2009 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 :
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 *
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 */
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#ifndef TSRUNNINGAPPLICATIONSTORAGE_H
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#define TSRUNNINGAPPLICATIONSTORAGE_H
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#include <e32base.h>
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class MTsRunningApplication;
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class TTsEntryKey;
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/**
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 * Abstract interface of container with running applications desctiptors 
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 */
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class MTsRunningApplicationStorage
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    {
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public:
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    /**
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     * Provide access to running applications
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     * @param aOffset - index of running application
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     * @return running application entry
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     */
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    virtual MTsRunningApplication& operator[] ( TInt aOffset ) const=0;
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    /**
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     * Provide information about number of running applications
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     * @return number of running applications
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     */
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    virtual TInt Count() const =0;
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    /**
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     * @param aRunningApp embeded application entry
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     * @return index of parent of embeded application
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     */
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    virtual TInt ParentIndex( const MTsRunningApplication& aRunningApp ) const =0;
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    /**
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     * Provide access to windows groups that were blocked( servers, applications without UI )
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     * @return list of blocked window groups
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     */
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    virtual TArray<TInt> BlockedWindowGroups() const =0;
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    virtual TInt GenerateKey( TTsEntryKey& aReturnKey, 
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                              TInt aWindowGroupId) const =0;
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    };
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#endif //TSRUNNINGAPPLICATIONSTORAGE_H