ncdengine/inc/ncdnodeactivate.h
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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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 "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:   Contains MNcdNodeInstall interface
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*
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*/
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#ifndef M_NCD_NODE_ACTIVATE_H
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#define M_NCD_NODE_ACTIVATE_H
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#include <f32file.h>
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#include <e32cmn.h>
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#include "catalogsbase.h"
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#include "ncdinterfaceids.h"
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/**
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 *  Provides functionality for activating the content represented by the node.
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 *  Well-defined only for simple nodes that contain exactly one activateable item,
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 *  such as image (set as wallpaper), audio file (set as ringing tone) or theme.
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 *  
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 *  Before activating, the data should have been downloaded and installed.
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 *  download interface.
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 *
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 *  @see MNcdNodeDownload
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 *  @see MNcdNodeInstall
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 *
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 *  
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 */
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class MNcdNodeActivate : public virtual MCatalogsBase
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    {
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public:
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    /**
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     * Unique identifier for the interface, required for all MCatalogsBase interfaces.
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     *
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     * 
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     */
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    enum { KInterfaceUid = ENcdNodeActivateUid };
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    /**
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     * Activates the item represented by the node.
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     *
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     * For example, if the node holds a suitable image, it is set as wallpaper. If the
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     * node holds a suitable audio file, it is set as ringing tone. If the node holds a
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     * theme file, it is set as the current theme for the device.
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     *
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     * If the node has no content suitable for activation, it should not offer this
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     * interface in the first place.
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     * 
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     * 
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     * @exception Leave System wide error code.
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     */
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    virtual void ActivateL() = 0;
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protected:
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    /**
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     * Destructor.
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     * 
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     * @see MCatalogsBase::~MCatalogsBase()
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     */
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    virtual ~MNcdNodeActivate() {}
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    };
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#endif // M_NCD_NODE_ACTIVATE_H