1 /*

     2 * Copyright (c) 2005-2007 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:  Transaction element for publishing empty content

    15 *

    16 */

    17 

    18 

    19 #ifndef C_EMPTYCONTENTTRANSACTIONELEMENT_H

    20 #define C_EMPTYCONTENTTRANSACTIONELEMENT_H

    21 

    22 #include "transactionelement.h"

    23 

    24 namespace AiUtility

    25     {

    26     class CContentPriorityMap;

    27     }

    28 

    29 namespace AiXmlUiController

    30 {

    31     

    32 /**

    33  *  @ingroup group_xmluicontroller

    34  * 

    35  *  Transaction element for publishing empty content to UI element.

    36  *  Empty content is published by applying empty content policy

    37  *

    38  *  @lib AiXmlUiMain

    39  */

    40 class CEmptyContentTransactionElement : public CTransactionElement

    41     {

    42 

    43 public:

    44 

    45     static CEmptyContentTransactionElement*

    46         NewL( AiUtility::CContentPriorityMap& aContentPriorityMap );

    47 

    48     virtual ~CEmptyContentTransactionElement();

    49 

    50     /**

    51      * Initializes this element to publish into the given UI element.

    52      *

    53      * @param aTarget target UI element.

    54      * @param aIndex Newsticker title index to clean

    55      */

    56     void InitializeL( CXnNodeAppIf& aTarget,

    57                       TInt aIndex );

    58 

    59 protected:  // from base class CTransactionElement

    60 

    61     void Reset();

    62     

    63     void UpdateDataL();

    64 

    65 private:

    66 

    67     CEmptyContentTransactionElement(

    68         AiUtility::CContentPriorityMap& aContentPriorityMap );

    69 

    70     // Index for newsticker title to clean.

    71     TInt iIndex;

    72 

    73     };

    74     

    75 }   // namespace AiXmlUiController

    76 

    77 #endif // C_EMPTYCONTENTTRANSACTIONELEMENT_H