1 /*

     2 * Copyright (c) 2006 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:    Data Source Task MDE ID list

    15 *

    16 */

    17 

    18 

    19 

    20 

    21 #ifndef GLXDATASOURCETASKMDEIDLIST_H_

    22 #define GLXDATASOURCETASKMDEIDLIST_H_

    23 

    24 /**

    25  * @author Simon Brooks, Alex Birkett

    26  */

    27 

    28 // INCLUDES

    29 #include <e32cmn.h>

    30 #include <mdequery.h>

    31 

    32 #include <glxdatasourcetask.h>

    33 #include <glxdatasource.h>

    34 #include <mdccommon.h>

    35 #include <mglxtnthumbnailcreatorclient.h>

    36 #include <mpxfilter.h>

    37 #include <glxfilterproperties.h>

    38 #include "glxdatasourcetaskmde.h"

    39 // FORWARD DECLARATIONS

    40 class CGlxDataSourceMde;

    41 class CGlxIdListRequest;

    42 class CGlxtnThumbnailCreator;

    43 class CMdEObjectDef;

    44 class CMdEObjectQuery;

    45 class CMdESession;

    46 

    47 /**

    48  *  CGlxDataSourceTaskMdeIdList class 

    49  *  Task to handle id list requests.

    50  */

    51 NONSHARABLE_CLASS(CGlxDataSourceTaskMdeIdList) : public CGlxDataSourceTaskMde, public MGlxtnThumbnailCreatorClient

    52 

    53 	{

    54 public:

    55     /**

    56      * Constructor.

    57      * @param aRequest request to be executed.

    58      * @param aObserver observer to be informed when task has completed.

    59      * @param aDataSource data source to be used by this object.

    60      */

    61      CGlxDataSourceTaskMdeIdList(CGlxIdListRequest* aRequest, MGlxDataSourceRequestObserver& aObserver, CGlxDataSource* aDataSource);

    62         

    63      /**

    64       * Destructor.

    65       */

    66      ~CGlxDataSourceTaskMdeIdList();

    67     	

    68 private: // from MGlxtnThumbnailCreatorClient

    69 	/**

    70 	 * Not used (pure virtual stubbed)

    71 	 * See @ref MGlxtnThumbnailCreatorClient::ThumbnailFetchComplete

    72 	 */ 

    73 	void ThumbnailFetchComplete(const TGlxMediaId& /*aItemId*/,

    74             TGlxThumbnailQuality /*aQuality*/, TInt /*aErrorCode*/) {};

    75 	 

    76 	/**

    77 	 * Not used (pure virtual stubbed)

    78 	 * See @ref MGlxtnThumbnailCreatorClient::ThumbnailDeletionComplete

    79 	 */ 

    80 	 void ThumbnailDeletionComplete(const TGlxMediaId& /*aItemId*/,

    81              TInt /*aErrorCode*/) {};

    82 	 

    83 	/**

    84 	 * See @ref MGlxtnThumbnailCreatorClient::FilterAvailableComplete

    85 	 */ 

    86 	 void FilterAvailableComplete(const RArray<TGlxMediaId>& aIdArray,

    87 	                                         TInt aErrorCode);

    88 	/**

    89 	 * Not used (pure virtual stubbed)

    90 	 * See @ref MGlxtnThumbnailCreatorClient::FetchFileInfoL

    91 	 */ 

    92 	 void FetchFileInfoL(CGlxtnFileInfo* /*aInfo*/,

    93 	                 const TGlxMediaId& /*aItemId*/, TRequestStatus* /*aStatus*/) {};

    94 	

    95     /**

    96 	 * Not used (pure virtual stubbed)

    97 	 * See @ref MGlxtnThumbnailCreatorClient::CancelFetchUri

    98 	 */ 

    99 	 void CancelFetchUri(const TGlxMediaId& /*aItemId*/) {};

   100 	 

   101 	/**

   102 	 * Not used (pure virtual stubbed)

   103 	 * See @ref MGlxtnThumbnailCreatorClient::ThumbnailStorage

   104 	 */ 

   105 	 MGlxtnThumbnailStorage* ThumbnailStorage() { return NULL; };

   106 

   107 public: // From CGlxDataSourceTask    

   108     /**

   109      * See @ref CGlxDataSourceTask::ExecuteRequestL

   110      */ 

   111     void ExecuteRequestL();

   112 

   113 private: // from CGlxDataSourceTaskMde

   114     /**

   115      * See @ref CGlxDataSourceTask::DoHandleQueryCompletedL

   116      */ 

   117     void DoHandleQueryCompletedL(CMdEQuery& aQuery);

   118 

   119 private:

   120 	void DoHandleListQueryCompletedL();

   121 		

   122     void DoMonthListCreationL(CMdEQuery& aQuery, const TGlxFilterProperties& aFilterProperties);

   123         

   124     void DoPostFilterComplete(const RArray<TGlxMediaId>& aIdArray, TInt aErrorCode);	

   125     

   126     void PostFilterL(const RArray<TGlxMediaId>& aFilteredList, const TGlxFilterProperties& aFilterProperties);                                                                            

   127 	};

   128 

   129 #endif // GLXDATASOURCETASKMDEIDLIST_H_