1 /*

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

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

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

     6 * which accompanies this distribution, and is available

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

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description:

    15 *

    16 */

    17 

    18 #ifndef __MENUENGDELETIONCHECKER_H__

    19 #define __MENUENGDELETIONCHECKER_H__

    20 

    21 // INCLUDES

    22 

    23 #include <e32base.h>

    24 #include "menuengvisitor.h"

    25 

    26 // CLASS DECLARATION

    27 

    28 /**

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

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

    31 */

    32 NONSHARABLE_CLASS( TMenuEngDeletionChecker ): public MMenuEngVisitor

    33     {

    34 

    35 public:     // new methods

    36 

    37     /**

    38     * Enter folder.

    39     * @param aFolder Entering this folder.

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

    41     */

    42     TBool VisitEnterL( CMenuEngObject& aFolder )

    43         { CheckL( aFolder ); return ETrue; }

    44 

    45     /**

    46     * Visit leaf node.

    47     * @param aLeaf Leaf node.

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

    49     */

    50     TBool VisitL( CMenuEngObject& aLeaf )

    51         { CheckL( aLeaf ); return ETrue; }

    52 

    53 private:    // new methods

    54 

    55     /**

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

    57     * @param aObject Object.

    58     */

    59     void CheckL( CMenuEngObject& aObject );

    60 

    61     };

    62 

    63 #endif // __MENUENGDELETIONCHECKER_H__