1 /*

     2 * Copyright (c) 2002-2009 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 

    19 

    20 #ifndef CCLFDEFAULTOPERATION_H

    21 #define CCLFDEFAULTOPERATION_H

    22 

    23 //  INCLUDES

    24 #include <MCLFCustomSorter.h>

    25 #include <MCLFPostFilter.h>

    26 #include <MCLFCustomGrouper.h>

    27 #include <CLFContentListing.hrh>

    28 #include <CLFContentListing.h>

    29 #include <e32base.h>

    30 

    31 // FORWARD DECLARATIONS

    32 class MCLFSortingStyle;

    33 class MCLFModifiableItem;

    34 

    35 // CLASS DECLARATION

    36 

    37 /**

    38 *  This class implements operations from

    39 *  MCLFCustomSorter, MCLFPostFilter and MCLFCustomGrouper.

    40 *

    41 *  @lib ContentListingFramework.lib

    42 *  @since Series 60 3.0

    43 */

    44 NONSHARABLE_CLASS( CCLFDefaultOperation ) : public CBase,

    45                                             public MCLFCustomSorter,

    46                                             public MCLFPostFilter,

    47                                             public MCLFCustomGrouper

    48     {

    49 

    50     public:  // Constructors and destructor

    51 

    52         /**

    53         * Two-phased constructor.

    54         */

    55         static CCLFDefaultOperation* NewL();

    56 

    57         /**

    58         * Destructor.

    59         */

    60         virtual ~CCLFDefaultOperation();

    61 

    62     public: // New functions

    63 

    64         /**

    65         * Set sorting style.

    66         * @since Series 60 3.0

    67         * @param aSortingStyle Ownership is not transfered

    68         */

    69         void SetSortingStyle( MCLFSortingStyle* aSortingStyle );

    70 

    71         /**

    72         * Append sorting style.

    73         * @since Series 60 3.0

    74         * @param aSortingStyle Ownership is not transfered

    75         */

    76         void AppendSortingStyleL( MCLFSortingStyle& aSortingStyle );

    77 

    78         /**

    79         * Set item grouping.

    80         * @since Series 60 3.0

    81         * @param aGrouping Grouping style

    82         */

    83         void SetGrouping( TCLFGrouping aGrouping );

    84 

    85     protected:  // New functions

    86 

    87         void DoMusicAlbumGroupingL( const TArray<MCLFItem*>& aSourceList,

    88                                     RPointerArray<MCLFItem>& aGroupedList );

    89 

    90     protected:  // Functions from base classes

    91 

    92         /**

    93         * From MCLFCustomSorter

    94         */

    95         virtual void SortItemsL( RPointerArray<MCLFItem>& aItemArray );

    96 

    97         /**

    98         * From MCLFCustomGrouper

    99         */

   100         virtual void GroupItemsL( const TArray<MCLFItem*>& aSourceList,

   101                                   RPointerArray<MCLFItem>& aGroupedList );

   102 

   103         /**

   104         * From MCLFPostFilter

   105         */

   106         virtual void FilterItemsL( const TArray<MCLFItem*>& aItemList,

   107                                    RPointerArray<MCLFItem>& aFilteredItemList );

   108 

   109     private:

   110 

   111         /**

   112         * C++ default constructor.

   113         */

   114         CCLFDefaultOperation();

   115 

   116     private:    // Data

   117         // Ref.

   118         MCLFSortingStyle* iSortingStyle;

   119         // Ref.

   120         RPointerArray<MCLFSortingStyle> iSortingStyleArray;

   121         // Grouping style

   122         TCLFGrouping iGrouping;

   123         // Own. this class owns grouped items

   124         RPointerArray<MCLFModifiableItem> iGroupedItemList;

   125 

   126     };

   127 

   128 #endif      // CCLFDEFAULTOPERATION_H

   129 

   130 // End of File