homescreenpluginsrv/inc/mhspsdomiterator.h
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     1 /*
       
     2 * Copyright (c) 2008 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:  Interface class for dom iterators
       
    15 *
       
    16 */
       
    17 
       
    18 
       
    19 
       
    20 #ifndef Mhsps_DOM_ITERATOR_H
       
    21 #define Mhsps_DOM_ITERATOR_H
       
    22 
       
    23 
       
    24 // FORWARD DECLARATIONS
       
    25 class ChspsDomNode;
       
    26 
       
    27 
       
    28 // CLASS DECLARATION
       
    29 
       
    30 /**
       
    31 *  Mixin class to let us define different iterators for 
       
    32 *  different traversal policies.
       
    33 *
       
    34 *  @lib hspsdomdocument.lib
       
    35 *  @since S60 5.0
       
    36 *  @ingroup group_hspsdom
       
    37 */
       
    38 class MhspsDomIterator
       
    39     {
       
    40    public:  // Destructor
       
    41         
       
    42         /**
       
    43         * Destructor.
       
    44         * 
       
    45         * @since S60 5.0
       
    46         */
       
    47         virtual ~MhspsDomIterator(){}
       
    48 
       
    49     public: // Adding and removing
       
    50     	
       
    51     	/**
       
    52         * Get first i.e root node.
       
    53         * 
       
    54         * @since S60 5.0
       
    55         */
       
    56         virtual ChspsDomNode* First()=0;
       
    57     	
       
    58         /**
       
    59         * Get next node.
       
    60         * 
       
    61         * @since S60 5.0
       
    62         */
       
    63         virtual ChspsDomNode* NextL()=0;        
       
    64         
       
    65         /**
       
    66          * Get next sibling.
       
    67          * 
       
    68          * @since S60 5.0
       
    69         */
       
    70         virtual ChspsDomNode* NextSibling( ChspsDomNode& aNode )=0;
       
    71         
       
    72     };
       
    73 
       
    74 #endif      // Mhsps_DOM_ITERATOR_H  
       
    75             
       
    76 // End of File