contentstorage/cahandler/app/inc/causifuninstalloperation.h
author hgs
Fri, 16 Apr 2010 14:45:49 +0300
changeset 92 782e3408c2ab
child 116 305818acdca4
permissions -rw-r--r--
201015
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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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#ifndef C_CAUSIFUNINSTALLOPERATION_H
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#define C_CAUSIFUNINSTALLOPERATION_H
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#include <e32base.h>
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#include <usif/sif/sif.h>
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using namespace Usif;
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/**
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 * Uninstall Operation
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 * Encapsulates the functionality of uninstalling an application.
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 *
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 *  @lib caclient.lib
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 */
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NONSHARABLE_CLASS(CCaUsifUninstallOperation): public CActive {
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public:
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    /**
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    * Destructor
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    */
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    virtual ~CCaUsifUninstallOperation();
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    /**
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     * Two-phased constructor. Leaves on failure.
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     * Allocates memory for and constructs an uninstaller object. After that
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     * starts asynchronous uninnstallation of the requested entry
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     * @param aEntry entry to be uninstalled
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     * @param aPriority priority of the active scheduler responsible for handling
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     * asynchronous installation operation
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     * @return The constructed object.
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     */
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    static CCaUsifUninstallOperation *NewL(TComponentId, TInt aPriority =
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            CActive::EPriorityStandard);
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private:
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    // construction
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    /**
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     * Constructor.
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     * Starts active scheduler.
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     * @param aEntry entry to be uninstalle
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     * @param aPriority priority of the active scheduler responsible for handling
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     * asynchronous installation operation
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     */
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    CCaUsifUninstallOperation(TInt aPriority);
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    /**
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     * Initializes the object and starts asynchronous uninstallation process.
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     * @param aEntry entry to be uninstalle
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     * asynchronous installation operation
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     */
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    void ConstructL(TComponentId aComponentId);
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private:
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    // from CActive
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    void RunL();
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    void DoCancel();
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    TInt RunError(TInt aError);
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private:
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    COpaqueNamedParams* iArguments;
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    COpaqueNamedParams* iResults;
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    RSoftwareInstall iUninstaller;
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};
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#endif // C_CAUSIFUNINSTALLOPERATION_H