/*

* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description:

*

*/

#ifndef __MENUENGDELETIONCHECKER_H__

#define __MENUENGDELETIONCHECKER_H__

// INCLUDES

#include <e32base.h>

#include "menuengvisitor.h"

// CLASS DECLARATION

/**

* Menu Engine deletion checker - recurse a directory to check if there are

* any read-only items (lock_delete). Leave with KErrAccessDenied if yes.

*/

NONSHARABLE_CLASS( TMenuEngDeletionChecker ): public MMenuEngVisitor

    {

public:     // new methods

    /**

    * Enter folder.

    * @param aFolder Entering this folder.

    * @return ETrue (visit children of this folder).

    */

    TBool VisitEnterL( CMenuEngObject& aFolder )

        { CheckL( aFolder ); return ETrue; }

    /**

    * Visit leaf node.

    * @param aLeaf Leaf node.

    * @return ETrue (visit next sibling of this leaf).

    */

    TBool VisitL( CMenuEngObject& aLeaf )

        { CheckL( aLeaf ); return ETrue; }

private:    // new methods

    /**

    * Check node. Leave with KErrAccessDenied if read-only.

    * @param aObject Object.

    */

    void CheckL( CMenuEngObject& aObject );

    };

#endif // __MENUENGDELETIONCHECKER_H__