engine/collectionframework/datasource/plugins/glxdatasourcemde/src/glxdatasourcetaskmdethumbnail.cpp
changeset 71 27f2d7aec52a
parent 69 45459746d5e8
child 72 0a8e959402e5
equal deleted inserted replaced
69:45459746d5e8 71:27f2d7aec52a
     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:   
       
    15 *
       
    16 */
       
    17 
       
    18 
       
    19 
       
    20 #include "glxdatasourcetaskmdethumbnail.h"
       
    21 
       
    22 #include <caf/content.h>
       
    23 #include <glxcollectionpluginCamera.hrh>
       
    24 #include <glxcollectionpluginDownloads.hrh>
       
    25 #include <glxcollectionpluginMonths.hrh>
       
    26 #include <glxcollectionpluginalbums.hrh>
       
    27 #include <glxcollectionpluginall.hrh>
       
    28 #include <glxcollectionplugintags.hrh>
       
    29 #include <glxerrors.h>
       
    30 #include <glxfilterfactory.h>
       
    31 #include <glxgetrequest.h>
       
    32 #include <glxidlistrequest.h>
       
    33 #include <glxlog.h>
       
    34 #include <glxmediacollectioninternaldefs.h>
       
    35 #include <glxmediageneraldefs.h>
       
    36 #include <glxrequest.h>
       
    37 #include <glxthumbnailattributeinfo.h>
       
    38 #include <glxthumbnailrequest.h>
       
    39 #include <glxtndatabase.h>
       
    40 #include <glxtnfileinfo.h>
       
    41 #include <glxtnthumbnailcreator.h>
       
    42 #include <lbsposition.h>
       
    43 #include <mdeconstants.h>
       
    44 #include <mdelogiccondition.h>
       
    45 #include <mdeobject.h>
       
    46 #include <mdeobjectdef.h>
       
    47 #include <mdeobjectquery.h>
       
    48 #include <mdepropertydef.h>
       
    49 #include <mderelationdef.h>
       
    50 #include <mdesession.h>
       
    51 #include <mdetextproperty.h>
       
    52 #include <mpxmedia.h>
       
    53 #include <mpxmediaarray.h> 
       
    54 #include <mpxmediacollectiondetaildefs.h>
       
    55 #include <mpxmediacontainerdefs.h>
       
    56 #include <mpxmediadrmdefs.h>
       
    57 #include <mpxmediageneraldefs.h>
       
    58 
       
    59 #include "glxdatasourcemde.h"
       
    60 #include "glxdatasourcemde.hrh"
       
    61 
       
    62 // CONSTANTS
       
    63 
       
    64 _LIT(KPropertyDefNameDRM, "DRM");
       
    65 _LIT(KPropertyDefNameItemType, "ItemType");
       
    66 _LIT(KPropertyDefNameLastModifiedDate, "LastModifiedDate");
       
    67 _LIT(KPropertyDefNameSize, "Size");
       
    68 _LIT(KUnsupportedItemType,  "video/x-pn-realvideo");
       
    69 _LIT(KUnsupportedItemType1, "video/x-pn-multirate-realvideo");
       
    70 _LIT(KUnsupportedItemType2, "video/vnd.rn-realvideo");
       
    71 _LIT(KUnsupportedItemType3, "video/x-ms-wmv");
       
    72 
       
    73 // ----------------------------------------------------------------------------
       
    74 //  IsUnsupportedL
       
    75 //  Tests to see if an item type is unsupported
       
    76 // ----------------------------------------------------------------------------
       
    77 //  
       
    78 TBool IsUnsupportedL(CMdESession& aSession, TItemId aItemId)
       
    79 	{
       
    80     GLX_LOG_ENTRY_EXIT("IsUnsupportedL()");
       
    81 	TBool isUnsupported = EFalse;
       
    82     CMdEObject* item = aSession.GetObjectL(aItemId);
       
    83     
       
    84     if (!item)
       
    85     	{
       
    86     	User::Leave(KErrNotFound);
       
    87     	}
       
    88     
       
    89     CleanupStack::PushL(item);
       
    90     CMdEProperty* itemType = NULL;
       
    91     CMdEPropertyDef* itemTypeProperty = item->Def().GetPropertyDefL(KPropertyDefNameItemType);
       
    92     
       
    93     TInt itemTypeIndex = item->Property(*itemTypeProperty, itemType);
       
    94     if (itemTypeIndex > KErrNotFound)
       
    95     	{
       
    96     	const TDesC& des = static_cast< CMdETextProperty *>(itemType)->Value();
       
    97     	if (des.Compare(KUnsupportedItemType) == 0 || 
       
    98     	    des.Compare(KUnsupportedItemType1) == 0 || 
       
    99     	    des.Compare(KUnsupportedItemType2) == 0 ||
       
   100     	    des.Compare(KUnsupportedItemType3) == 0)
       
   101     		{
       
   102     		// The item is unsupported
       
   103     		isUnsupported = ETrue;
       
   104     		}
       
   105     	}
       
   106     CleanupStack::PopAndDestroy(item);
       
   107 
       
   108     return isUnsupported;
       
   109 	}
       
   110 
       
   111 // ----------------------------------------------------------------------------
       
   112 //  Constructor
       
   113 // ----------------------------------------------------------------------------
       
   114 // 	
       
   115 CGlxDataSourceTaskMdeThumbnail:: CGlxDataSourceTaskMdeThumbnail(CGlxThumbnailRequest* aRequest, 
       
   116 		                       MGlxDataSourceRequestObserver& aObserver, CGlxDataSource* aDataSource)
       
   117     : CGlxDataSourceTaskMde(aRequest, aObserver, aDataSource)
       
   118     {
       
   119     GLX_LOG_ENTRY_EXIT("CGlxDataSourceTaskMdeThumbnail::CGlxDataSourceTaskMdeThumbnail()");
       
   120     iFilterProperties = TGlxFilterFactory::ExtractAttributes(iRequest->Filter());
       
   121     }
       
   122 
       
   123 // ----------------------------------------------------------------------------
       
   124 //  Destructor
       
   125 // ----------------------------------------------------------------------------
       
   126 //  	
       
   127 CGlxDataSourceTaskMdeThumbnail::~CGlxDataSourceTaskMdeThumbnail()
       
   128     {
       
   129     GLX_LOG_ENTRY_EXIT("CGlxDataSourceTaskMdeThumbnail::~CGlxDataSourceTaskMdeThumbnail()");    
       
   130     if( iTnRequestStatus )
       
   131         {
       
   132         CancelFetchUri(TGlxMediaId());
       
   133         }
       
   134     if( iTnRequestInProgress )
       
   135         {
       
   136         CGlxThumbnailRequest* request = static_cast<CGlxThumbnailRequest*>(iRequest);
       
   137     
       
   138         TGlxThumbnailRequest tnReq;
       
   139         request->ThumbnailRequest(tnReq);
       
   140         DataSource()->ThumbnailCreator().CancelRequest(tnReq.iId);
       
   141         }
       
   142     }
       
   143 
       
   144 // ----------------------------------------------------------------------------
       
   145 //  CGlxDataSourceTaskMdeThumbnail::ExecuteRequest
       
   146 // ----------------------------------------------------------------------------
       
   147 //          
       
   148 void CGlxDataSourceTaskMdeThumbnail::ExecuteRequestL()
       
   149     {
       
   150     GLX_LOG_ENTRY_EXIT("void CGlxDataSourceTaskMdeThumbnail::ExecuteRequestL()"); 
       
   151     CGlxThumbnailRequest* request = static_cast<CGlxThumbnailRequest*>(iRequest);
       
   152     
       
   153     TGlxThumbnailRequest tnReq;
       
   154     request->ThumbnailRequest(tnReq);
       
   155     iTnRequestInProgress = ETrue;
       
   156     DataSource()->ThumbnailCreator().FetchThumbnailL(tnReq, *this);
       
   157     }
       
   158 
       
   159 // ----------------------------------------------------------------------------
       
   160 //  CGlxDataSourceTaskMdeThumbnail::HandleRequestComplete
       
   161 // ----------------------------------------------------------------------------
       
   162 //  
       
   163 void CGlxDataSourceTaskMdeThumbnail::HandleRequestComplete(TInt aError)
       
   164 	{
       
   165     GLX_LOG_ENTRY_EXIT("void CGlxDataSourceTaskMdeThumbnail::HandleRequestComplete()");
       
   166     CGlxThumbnailRequest* request = static_cast<CGlxThumbnailRequest*>(iRequest);
       
   167     if(request && !(aError == KErrNone || aError == KErrNoMemory))
       
   168     	{
       
   169     	// An error has occured.
       
   170     	TBool isUnsupported = EFalse;
       
   171     	// If the item type is unsupported the we want to display the default
       
   172     	// icon rather than the corrupt icon.
       
   173     	TRAPD(err, isUnsupported = IsUnsupportedL(DataSource()->Session(), 
       
   174     			                          TItemId(request->ItemId().Value())));
       
   175     	if (isUnsupported)
       
   176     		{
       
   177     		aError = KErrNotSupported;
       
   178     		}
       
   179     	else if (err != KErrNone)
       
   180     		{
       
   181     		aError = err;
       
   182     		}
       
   183     	}
       
   184 	CGlxDataSourceTask::HandleRequestComplete(aError);
       
   185 	}
       
   186 
       
   187 // ----------------------------------------------------------------------------
       
   188 // CGlxDataSourceTaskMdeThumbnail::DoHandleQueryCompletedL
       
   189 // ----------------------------------------------------------------------------
       
   190 //
       
   191 void CGlxDataSourceTaskMdeThumbnail::DoHandleQueryCompletedL(CMdEQuery& /*aQuery*/)
       
   192     {
       
   193     GLX_LOG_ENTRY_EXIT("void CGlxDataSourceTaskMdeThumbnail::DoHandleQueryCompletedL()");
       
   194     if (EContainerFirstItemQuery == iQueryTypes[0])
       
   195         {
       
   196         TRAPD(err, DoHandleContainerFirstItemQueryCompletedL());
       
   197         
       
   198         if (err != KErrNone)
       
   199             {
       
   200             CompleteThumbnailRequest(err);
       
   201             }
       
   202         }
       
   203     }
       
   204 
       
   205 // ----------------------------------------------------------------------------
       
   206 //  CGlxDataSourceTaskMdeThumbnail::HandleThumbnailFetchCompleteL
       
   207 // ----------------------------------------------------------------------------
       
   208 //   
       
   209 void CGlxDataSourceTaskMdeThumbnail::HandleThumbnailFetchCompleteL(const TGlxMediaId& aId,
       
   210         TGlxThumbnailQuality aQuality)
       
   211     {
       
   212     GLX_LOG_ENTRY_EXIT("void CGlxDataSourceTaskMdeThumbnail::HandleThumbnailFetchCompleteL()");
       
   213     __ASSERT_DEBUG(dynamic_cast<CGlxThumbnailRequest*>(iRequest), Panic(EGlxPanicLogicError));
       
   214     CGlxThumbnailRequest* req = static_cast<CGlxThumbnailRequest*>(iRequest);
       
   215     delete iResponse;
       
   216     iResponse = NULL;
       
   217     iResponse = CMPXMedia::NewL();
       
   218     CGlxThumbnailAttribute* tnAttribute = new (ELeave) CGlxThumbnailAttribute;
       
   219     CleanupStack::PushL(tnAttribute);
       
   220     TGlxThumbnailRequest tnRequest;
       
   221     req->ThumbnailRequest(tnRequest); 
       
   222     TSize size(tnRequest.iSizeClass);
       
   223     tnAttribute->iDimensions = size;
       
   224     tnAttribute->iCroppingRect = tnRequest.iCroppingRect;
       
   225     tnAttribute->iThumbnailQuality = aQuality;
       
   226 
       
   227     TUint attributeId = req->AttributeId();
       
   228     if ( GlxIsFullThumbnailAttribute(attributeId) )
       
   229         {
       
   230         TBool quality = (EGlxThumbnailQualityHigh == aQuality);
       
   231         attributeId = GlxFullThumbnailAttributeId(quality,
       
   232                                                 size.iWidth, size.iHeight);
       
   233         }
       
   234 
       
   235     iResponse->SetTObjectValueL<TMPXItemId>(KMPXMediaGeneralId, aId.Value());
       
   236     iResponse->SetNoNewLCObjectL(
       
   237                 TMPXAttribute(KGlxMediaIdThumbnail, attributeId), tnAttribute);
       
   238     CleanupStack::PopAndDestroy(tnAttribute);
       
   239     }
       
   240 
       
   241 // -----------------------------------------------------------------------------
       
   242 // ThumbnailFetchComplete
       
   243 // Notifies that a thumbnail for a given item is available, or that
       
   244 // thumbnail generation failed.
       
   245 // -----------------------------------------------------------------------------
       
   246 //
       
   247 void CGlxDataSourceTaskMdeThumbnail::ThumbnailFetchComplete(
       
   248     const TGlxMediaId& aItemId, TGlxThumbnailQuality aQuality, TInt aErrorCode)
       
   249     {
       
   250     GLX_LOG_ENTRY_EXIT("void CGlxDataSourceTaskMdeThumbnail::ThumbnailFetchComplete()");
       
   251     iTnRequestInProgress = EFalse;
       
   252     TInt err = aErrorCode;
       
   253     if(!err)
       
   254         {
       
   255         TRAP(err, HandleThumbnailFetchCompleteL(aItemId, aQuality));
       
   256         }
       
   257     HandleRequestComplete(err);
       
   258     }
       
   259 
       
   260 
       
   261 // ----------------------------------------------------------------------------
       
   262 //  CGlxDataSourceTaskMdeThumbnail::ThumbnailDeletionComplete
       
   263 // ----------------------------------------------------------------------------
       
   264 //   
       
   265 void CGlxDataSourceTaskMdeThumbnail::ThumbnailDeletionComplete(
       
   266                                 const TGlxMediaId& /*aItemId*/, TInt /*aErrorCode*/)
       
   267     {
       
   268     GLX_LOG_ENTRY_EXIT("void CGlxDataSourceTaskMdeThumbnail::ThumbnailDeletionComplete()");
       
   269     }
       
   270 
       
   271 
       
   272 // ----------------------------------------------------------------------------
       
   273 //  CGlxDataSourceTaskMdeThumbnail::FilterAvailableComplete
       
   274 // ----------------------------------------------------------------------------
       
   275 //   
       
   276 void CGlxDataSourceTaskMdeThumbnail::FilterAvailableComplete(
       
   277                                 const RArray<TGlxMediaId>& /*aIdArray*/, TInt /*aErrorCode*/)
       
   278     {
       
   279     GLX_LOG_ENTRY_EXIT("void CGlxDataSourceTaskMdeThumbnail::FilterAvailableComplete()");
       
   280     // No implementation
       
   281     }
       
   282 
       
   283 // ----------------------------------------------------------------------------
       
   284 //  CGlxDataSourceTaskMdeThumbnail::FetchFileInfoL
       
   285 // ----------------------------------------------------------------------------
       
   286 //  
       
   287 void CGlxDataSourceTaskMdeThumbnail::FetchFileInfoL(CGlxtnFileInfo* aInfo,
       
   288                         const TGlxMediaId& aItemId, TRequestStatus* aStatus)
       
   289     {
       
   290     GLX_LOG_ENTRY_EXIT("void CGlxDataSourceTaskMdeThumbnail::FetchFileInfoL()");
       
   291     __ASSERT_DEBUG(dynamic_cast<CGlxThumbnailRequest*>(iRequest), Panic(EGlxPanicLogicError));
       
   292     CGlxThumbnailRequest* request = static_cast<CGlxThumbnailRequest*>(iRequest);
       
   293     if(request->ThumbnailInfo())
       
   294         {
       
   295         aInfo->CopyInfoL(*request->ThumbnailInfo());
       
   296         *aStatus = KRequestPending;
       
   297         User::RequestComplete(aStatus, KErrNone);
       
   298         return;
       
   299         }
       
   300 
       
   301     CMdEObject* item = DataSource()->Session().GetObjectL((TMdEItemId)aItemId.Value());
       
   302     if(!item)
       
   303         {
       
   304         User::Leave(KErrNotFound);
       
   305         }
       
   306         
       
   307     CleanupStack::PushL(item);
       
   308     iTnRequestStatus = aStatus;
       
   309     iTnFileInfo = aInfo;
       
   310     *iTnRequestStatus = KRequestPending;
       
   311     
       
   312     CGlxDataSource::TContainerType containerType = DataSource()->ContainerType(item);
       
   313     if( CGlxDataSource::EContainerTypeNotAContainer != containerType )
       
   314         {
       
   315         iTnFileInfo->iTemporary = ETrue;
       
   316         
       
   317         TGlxMediaId container = aItemId;
       
   318         CMdEObjectDef* objectDef = &item->Def();
       
   319         
       
   320         /// @todo: use default filter so we can ensure we always get correct first item if filters change
       
   321         iFilterProperties.iSortOrder = EGlxFilterSortOrderCaptureDate;
       
   322         iFilterProperties.iSortDirection = EGlxFilterSortDirectionDescending;
       
   323         iFilterProperties.iLastCaptureDate = ETrue;
       
   324 
       
   325         if( CGlxDataSource::EContainerTypeMonth == containerType )
       
   326             {
       
   327             AddMonthFilterL(item, iFilterProperties);
       
   328             container = DataSource()->CameraAlbumId();
       
   329             objectDef = &DataSource()->AlbumDef();
       
   330             }
       
   331             
       
   332         DoQueryL(*objectDef, ETrue, EContainerFirstItemQuery, EQueryResultModeObjectWithoutFreetexts, container);        
       
   333         }
       
   334     else
       
   335         {
       
   336         CompleteFetchFileInfoL(item);
       
   337         }
       
   338 
       
   339     CleanupStack::PopAndDestroy(item);
       
   340     }
       
   341 
       
   342 // ----------------------------------------------------------------------------
       
   343 //  CGlxDataSourceTaskMdeThumbnail::CompleteFetchFileInfoL
       
   344 // ----------------------------------------------------------------------------
       
   345 //  	    
       
   346 void CGlxDataSourceTaskMdeThumbnail::CompleteFetchFileInfoL(CMdEObject* aItem)
       
   347     {
       
   348     GLX_LOG_ENTRY_EXIT("void CGlxDataSourceTaskMdeThumbnail::CompleteFetchFileInfoL()");
       
   349     TParsePtrC parser(aItem->Uri());
       
   350     iTnFileInfo->SetFilePathL(parser.FullName());
       
   351 
       
   352     CMdEProperty* size;
       
   353     CMdEPropertyDef* sizeProperty = aItem->Def().GetPropertyDefL(KPropertyDefNameSize);
       
   354     TInt sizeIndex = aItem->Property(*sizeProperty, size); 
       
   355     if( KErrNotFound == sizeIndex )
       
   356         {
       
   357         iTnFileInfo->iFileSize = 0;
       
   358         }
       
   359     else
       
   360         {
       
   361         iTnFileInfo->iFileSize = static_cast< CMdEInt32Property *>(size)->Value();
       
   362         }
       
   363 
       
   364     CMdEProperty* lastModifiedDateProperty;
       
   365     CMdEPropertyDef* lastModifiedDatePropertyDef = aItem->Def().GetPropertyDefL(KPropertyDefNameLastModifiedDate);
       
   366 
       
   367 #ifdef _DEBUG
       
   368     TInt index = // This variable is only required for the assert debug below. If it is not wrapped in an  
       
   369                  // #ifdef _DEBUG, it will cause a warning in non debug builds.
       
   370 #endif    
       
   371     aItem->Property(*lastModifiedDatePropertyDef, lastModifiedDateProperty);
       
   372     __ASSERT_DEBUG(index > KErrNotFound, Panic(EGlxPanicRequiredPropertyNotFound));
       
   373     
       
   374     iTnFileInfo->iFileTime = static_cast<CMdETimeProperty*>(lastModifiedDateProperty)->Value();
       
   375     
       
   376     CGlxDataSource::TItemType itemType = DataSource()->ItemType(aItem);
       
   377     iTnFileInfo->iIsVideo = ( CGlxDataSource::EItemTypeVideo == itemType );
       
   378     
       
   379     CMdEProperty* drmProtected;
       
   380     CMdEPropertyDef* drmProtectedProperty = aItem->Def().GetPropertyDefL(KPropertyDefNameDRM); 
       
   381     TInt drmProtectedIndex = aItem->Property(*drmProtectedProperty, drmProtected);
       
   382     TInt err = KErrNone;
       
   383     if( KErrNotFound == drmProtectedIndex)
       
   384         {
       
   385         // should be present for all normally harvested images
       
   386         // so this should only be where we didn't pre-fetch the attributes
       
   387         // i.e. background thumbnail generation
       
   388         // so we get status from CAF to avoid forcing second stage harvest
       
   389         TRAP(err, 
       
   390             ContentAccess::CContent* content = ContentAccess::CContent::NewLC(iTnFileInfo->FilePath());
       
   391             content->GetAttribute(ContentAccess::EIsProtected, iTnFileInfo->iIsProtected);
       
   392             CleanupStack::PopAndDestroy(content);
       
   393             );
       
   394         }
       
   395     else
       
   396         {
       
   397         iTnFileInfo->iIsProtected =  static_cast<CMdEBoolProperty*>(drmProtected)->Value();
       
   398         }
       
   399 
       
   400     CompleteThumbnailRequest(err);
       
   401     iTnFileInfo = NULL;
       
   402     iTnRequestStatus = NULL;
       
   403     }
       
   404 
       
   405 
       
   406 // ----------------------------------------------------------------------------
       
   407 //  CGlxDataSourceTaskMdeThumbnail::CancelFetchUri
       
   408 // ----------------------------------------------------------------------------
       
   409 //  
       
   410 void CGlxDataSourceTaskMdeThumbnail::CancelFetchUri(const TGlxMediaId& /*aItemId*/)
       
   411     {
       
   412     GLX_LOG_ENTRY_EXIT("void CGlxDataSourceTaskMdeThumbnail::CancelFetchUri()");
       
   413     CompleteThumbnailRequest(KErrCancel);
       
   414     }
       
   415 
       
   416 
       
   417 // ----------------------------------------------------------------------------
       
   418 //  CGlxDataSourceTaskMdeThumbnail::ThumbnailStorage
       
   419 // ----------------------------------------------------------------------------
       
   420 //  
       
   421 MGlxtnThumbnailStorage* CGlxDataSourceTaskMdeThumbnail::ThumbnailStorage()
       
   422     {
       
   423     GLX_LOG_ENTRY_EXIT("MGlxtnThumbnailStorage* CGlxDataSourceTaskMdeThumbnail::ThumbnailStorage()");
       
   424     return &DataSource()->ThumbnailDatabase();
       
   425     }
       
   426 
       
   427 // ----------------------------------------------------------------------------
       
   428 // CGlxDataSourceTaskMdeThumbnail::DoHandleContainerFirstItemQueryCompletedL
       
   429 // ----------------------------------------------------------------------------
       
   430 //
       
   431 void CGlxDataSourceTaskMdeThumbnail::DoHandleContainerFirstItemQueryCompletedL()
       
   432     {
       
   433     GLX_LOG_ENTRY_EXIT("void CGlxDataSourceTaskMdeThumbnail::DoHandleContainerFirstItemQueryCompletedL()");
       
   434     if( !iQueries[0]->Count() )
       
   435         {
       
   436         User::Leave(KErrGlxEmptyContainer); // leave with a specific Error code so UI can display empty folder icon
       
   437         }
       
   438     
       
   439     CMdEObject* item = static_cast<CMdEObject*>(iQueries[0]->TakeOwnershipOfResult(0));
       
   440     if(!item)
       
   441         {
       
   442         User::Leave(KErrNotFound);
       
   443         }
       
   444     
       
   445     CleanupStack::PushL(item);
       
   446     CompleteFetchFileInfoL(item);
       
   447     CleanupStack::PopAndDestroy(item);
       
   448     }
       
   449 
       
   450 // ----------------------------------------------------------------------------
       
   451 // CGlxDataSourceTaskMdeThumbnail::CompleteThumbnailRequest
       
   452 // ----------------------------------------------------------------------------
       
   453 //
       
   454 void CGlxDataSourceTaskMdeThumbnail::CompleteThumbnailRequest(TInt aError)
       
   455 	{
       
   456     GLX_LOG_ENTRY_EXIT("void CGlxDataSourceTaskMdeThumbnail::CompleteThumbnailRequest()");
       
   457     if (iTnRequestStatus)
       
   458         {
       
   459     	*iTnRequestStatus = KRequestPending;
       
   460         User::RequestComplete(iTnRequestStatus, aError);
       
   461         iTnFileInfo = NULL;
       
   462         iTnRequestStatus = NULL;
       
   463         }
       
   464 	}