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/*
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* Copyright (c) 2008-2009 Nokia Corporation and/or its subsidiary(-ies).
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description: Fetch context to retrieve thumbnails
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*
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*/
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#include <mpxmediadrmdefs.h>
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#include <glxresolutionutility.h>
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#include <glxdrmutility.h>
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#include <glxthumbnailattributeinfo.h>
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#include <mpxmediacollectiondetaildefs.h> // for KMPXMediaColDetailSpaceId
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#include <glxtracer.h>
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#include <glxlog.h>
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#include "glxattributecontext.h"
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#include "glxthumbnailcontext.h"
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#include "glxmedialist.h"
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#include "glxerrormanager.h"
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#include "glxthumbnailutility.h"
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#include "mglxcache.h"
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#include "glxlistutils.h"
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/**
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* Scoring for thumbnail provision order
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* Having no thumbnail is the most important, so it gets the highest bit
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* Proximity to focus is the final (lowest priority) criteria)
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*/
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const TUint KTNScoreNoThumbnail = 0x80000000;
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// bits 0 to 24 are reserved for distance from focus (excessive, but free...)
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const TUint KTNScoreMaxForDistanceFromFocus = 0x00FFFFFF;
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// -----------------------------------------------------------------------------
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// Constructor
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// -----------------------------------------------------------------------------
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//
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EXPORT_C CGlxThumbnailContext* CGlxThumbnailContext::NewL(MGlxMediaListIterator*
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aIterator)
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{
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TRACER( "CGlxThumbnailContext::NewL");
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CGlxThumbnailContext* self = new(ELeave)CGlxThumbnailContext(aIterator);
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CleanupStack::PushL(self);
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self->ConstructL();
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CleanupStack::Pop(self);
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return self;
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}
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// -----------------------------------------------------------------------------
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// Constructor
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// -----------------------------------------------------------------------------
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//
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EXPORT_C CGlxThumbnailContext::CGlxThumbnailContext(MGlxMediaListIterator* aIterator) :
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iIterator(aIterator)
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{
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TRACER( "CGlxThumbnailContext::CGlxThumbnailContext");
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__ASSERT_DEBUG(aIterator, Panic(EGlxPanicNullPointer));
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}
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// -----------------------------------------------------------------------------
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// ConstructL (2nd phase construction)
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// -----------------------------------------------------------------------------
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//
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void CGlxThumbnailContext::ConstructL()
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{
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TRACER( "CGlxThumbnailContext::ConstructL");
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iCache = MGlxCache::InstanceL();
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iResolutionUtility = CGlxResolutionUtility::InstanceL();
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iResolutionUtility->AddObserverL( *this );
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iDrmUtility = CGlxDRMUtility::InstanceL();
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// create attribute context for DRM attributes
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iDrmFetchContext = new (ELeave) CGlxAttributeContext(iIterator);
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iDrmFetchContext->AddAttributeL(KMPXMediaDrmProtected);
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#ifdef RD_MDS_2_5
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iDrmFetchContext->AddAttributeL(KGlxMediaGeneralDRMRightsValid);
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#endif
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iDrmFetchContext->AddAttributeL(KMPXMediaGeneralCategory);
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iDrmFetchContext->AddAttributeL(KMPXMediaGeneralUri);
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iDrmFetchContext->AddAttributeL(KMPXMediaGeneralSize);
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iDrmFetchContext->AddAttributeL(KGlxMediaGeneralLastModifiedDate);
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// add size attribute
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iDrmFetchContext->AddAttributeL(KGlxMediaGeneralDimensions);
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// add to speed up details retrieval
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iDrmFetchContext->AddAttributeL(KMPXMediaGeneralTitle);
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iDrmFetchContext->AddAttributeL(KMPXMediaGeneralDate);
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iDrmFetchContext->AddAttributeL(KMPXMediaGeneralDrive);
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iDrmFetchContext->AddAttributeL(KGlxMediaGeneralFramecount);
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//Need to implement IdSpaceId() functionality.
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iDrmFetchContext->AddAttributeL(KMPXMediaColDetailSpaceId);
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// Attributes required to launch Options
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iDrmFetchContext->AddAttributeL(KMPXMediaGeneralMimeType);
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iDrmFetchContext->AddAttributeL(KGlxMediaGeneralLocation);
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iDrmFetchContext->AddAttributeL(KGlxMediaGeneralSystemItem);
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iDrmFetchContext->AddAttributeL(KGlxMediaGeneralSlideshowableContent);
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}
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// -----------------------------------------------------------------------------
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// Destructor
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// -----------------------------------------------------------------------------
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//
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EXPORT_C CGlxThumbnailContext::~CGlxThumbnailContext()
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{
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TRACER( "CGlxThumbnailContext::~CGlxThumbnailContext");
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delete iDrmFetchContext;
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if ( iDrmUtility )
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{
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iDrmUtility->Close();
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}
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iSpecs.Close();
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if ( iResolutionUtility )
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{
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iResolutionUtility->RemoveObserver( *this );
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iResolutionUtility->Close();
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}
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if ( iCache )
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{
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iCache->Close();
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}
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}
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// -----------------------------------------------------------------------------
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// Adds a new fetch specification for an item
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// -----------------------------------------------------------------------------
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//
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EXPORT_C void CGlxThumbnailContext::AddSpecForItemL(
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TInt aWidth, TInt aHeight, TInt aFocusOffset )
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{
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TRACER( "CGlxThumbnailContext::AddSpecForItemL");
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TReal32 width( aWidth );
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TReal32 height( aHeight );
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TAssignedFetchSpec spec;
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spec.iPossWidth = iResolutionUtility->PixelsToPoss( width );
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spec.iPossHeight = iResolutionUtility->PixelsToPoss( height );
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spec.iFocusOffset = aFocusOffset;
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// Checf if this focus index has already been added
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#ifdef _DEBUG
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TIdentityRelation<TAssignedFetchSpec> match (&TAssignedFetchSpec::Match);
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#endif
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__ASSERT_DEBUG(iSpecs.Find(spec, match) == KErrNotFound, Panic(EGlxPanicAlreadyAdded));
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iSpecs.AppendL(spec);
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}
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// -----------------------------------------------------------------------------
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// Sets the default fetch specification
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// -----------------------------------------------------------------------------
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//
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EXPORT_C void CGlxThumbnailContext::SetDefaultSpec(TInt aWidth, TInt aHeight)
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{
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TRACER( "CGlxThumbnailContext::SetDefaultSpec");
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iDefaultSpecSize = TSize(aWidth, aHeight);
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TReal32 width( aWidth );
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TReal32 height( aHeight );
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iDefaultSpec.iPossWidth = iResolutionUtility->PixelsToPoss( width );
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iDefaultSpec.iPossHeight = iResolutionUtility->PixelsToPoss( height );
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}
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// ---------------------------------------------------------------------------
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// SetHighQualityOnly
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// ---------------------------------------------------------------------------
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//
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EXPORT_C void CGlxThumbnailContext::SetHighQualityOnly(
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TBool aHighQualityOnly )
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{
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TRACER( "CGlxThumbnailContext::SetHighQualityOnly");
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iHighQualityOnly = aHighQualityOnly;
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}
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// -----------------------------------------------------------------------------
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// Get all attributes required for the item (whether the are fetched or not)
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// From MGlxFetchContext
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// -----------------------------------------------------------------------------
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//
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void CGlxThumbnailContext::AllAttributesL(const MGlxMediaList* aList, TInt aListIndex,
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RArray<TMPXAttribute>& aAttributes) const
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{
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TRACER( "CGlxThumbnailContext::AllAttributesL");
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if (!iIterator)
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{
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return;
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}
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// add attributes from owned attribute context
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iDrmFetchContext->AllAttributesL(aList,aListIndex, aAttributes);
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// No requests outside range
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iIterator->SetToFirst(aList);
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if (!iIterator->InRange(aListIndex))
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{
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return;
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}
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TBool drmValid = EFalse;
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TSize size = iDefaultSpecSize;
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const TGlxMedia& item( aList->Item( aListIndex ) );
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if( item.GetDrmProtected(drmValid) && drmValid)
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{
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drmValid = CheckDRMStatusL( aListIndex, aList, size );
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}
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TLinearOrder<TMPXAttribute> orderer (&CGlxMediaList::AttributeOrder);
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// Always want high quality thumbnail
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TMPXAttribute attr( KGlxMediaIdThumbnail,
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GlxFullThumbnailAttributeId( ETrue, size.iWidth, size.iHeight ) );
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aAttributes.InsertInOrderAllowRepeatsL( attr , orderer);
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// If don't have high quality thumbnail, find closest available thumbnail
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const CGlxMedia* properties = item.Properties();
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if ( properties && !properties->IsSupported( attr ) )
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{
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TMPXAttribute attr2;
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if ( item.GetClosestThumbnail( attr2, size, drmValid ) )
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{
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aAttributes.InsertInOrderAllowRepeatsL( attr2 , orderer );
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}
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}
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}
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// -----------------------------------------------------------------------------
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// Get attributes request for the item
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// From MGlxFetchContext
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// -----------------------------------------------------------------------------
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//
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TInt CGlxThumbnailContext::AttributeRequestL(const MGlxMediaList* aList,
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RArray<TInt>& aItemIndices, RArray<TMPXAttribute>& aAttributes,
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CMPXAttributeSpecs*& aDetailedSpecs) const
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{
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TRACER( "CGlxThumbnailContext::AttributeRequestL");
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// Fetch the visible items attribs & thumbnail first.
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TInt error = KErrNone;
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TInt listIndex = SelectItemL(aList, error);
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if ((listIndex >= 0 && aList->Item(listIndex).Uri().Length() == 0) ||
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aList->Count() <= GlxListUtils::VisibleItemsGranularityL())
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{
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TInt reqCount = iDrmFetchContext->AttributeRequestL(aList,
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aItemIndices, aAttributes, aDetailedSpecs);
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// if owned context requires DRM atributes need to request those 1st
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if ( reqCount != 0 )
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{
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GLX_DEBUG2("CGlxThumbnailContext::AttributeRequestL() reqCount=%d", reqCount);
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return reqCount;
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}
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}
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// Select an item to process
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error = KErrNone;
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listIndex = SelectItemL(aList, error);
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if (KErrNotFound != listIndex)
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{
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GLX_DEBUG2("CGlxThumbnailContext::AttributeRequestL() listIndex=%d", listIndex);
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const TGlxMedia& item = aList->Item( listIndex );
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TSize size = iDefaultSpecSize;
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TBool drmValid = EFalse;
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if( item.GetDrmProtected(drmValid) && drmValid)
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{
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CheckDRMStatusL( listIndex, aList, size );
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}
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// Request high quality thumbnail if already have any thumbnail
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TBool quality = iHighQualityOnly
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|| HasFullThumbnail( aList->Item( listIndex ) );
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GLX_DEBUG2("CGlxThumbnailContext::AttributeRequestL() quality=%d", quality);
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TMPXAttribute attr( KGlxMediaIdThumbnail,
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GlxFullThumbnailAttributeId(
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quality, size.iWidth, size.iHeight ) );
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aAttributes.AppendL(attr);
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aItemIndices.AppendL(listIndex);
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// Allocate CMPXAttributeSpecs
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CMPXAttributeSpecs* attributeSpecs = CMPXAttributeSpecs::NewL();
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CleanupStack::PushL(attributeSpecs);
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attributeSpecs->SetTObjectValueL(
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TMPXAttribute( KGlxMediaIdThumbnail,
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KGlxAttribSpecThumbnailSize ), size );
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attributeSpecs->SetTObjectValueL(
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TMPXAttribute( KGlxMediaIdThumbnail,
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KGlxAttribSpecThumbnailQualityOverSpeed ), quality );
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aDetailedSpecs = attributeSpecs;
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// Pop from stack
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CleanupStack::Pop(attributeSpecs);
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}
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else
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{
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// If an error was found, return KErrGeneral
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if (error != KErrNone)
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{
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return KErrGeneral;
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}
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}
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return aItemIndices.Count();
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}
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// -----------------------------------------------------------------------------
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// Number of current requests
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// From MGlxFetchContext
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// -----------------------------------------------------------------------------
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TInt CGlxThumbnailContext::RequestCountL(const MGlxMediaList* aList) const
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{
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TRACER( "CGlxThumbnailContext::RequestCountL");
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RArray<TInt> itemIndices;
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CleanupClosePushL(itemIndices);
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RArray<TMPXAttribute> attributes;
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CleanupClosePushL(attributes);
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CMPXAttributeSpecs* attrSpecs = NULL;
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TInt requestCount = AttributeRequestL(aList, itemIndices, attributes, attrSpecs);
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delete attrSpecs;
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CleanupStack::PopAndDestroy(&attributes);
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CleanupStack::PopAndDestroy(&itemIndices);
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return requestCount;
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}
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// -----------------------------------------------------------------------------
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// HandleResolutionChanged
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// -----------------------------------------------------------------------------
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//
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void CGlxThumbnailContext::HandleResolutionChangedL()
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{
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TRACER( "CGlxThumbnailContext::HandleResolutionChanged");
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// Ask cache manager to refresh, to fetch thumbnails in new size
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iCache->RefreshL();
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}
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// -----------------------------------------------------------------------------
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// SelectItemL
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// -----------------------------------------------------------------------------
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//
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TInt CGlxThumbnailContext::SelectItemL(const MGlxMediaList* aList, TInt& aError) const
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{
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TRACER( "CGlxThumbnailContext::SelectItemL");
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// Order of priorities when selecting the item: (highest priority rule first)
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// Items with no thumbnail before items with thumbnail
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// Items closer to the focus before
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TInt count = aList->Count();
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if (0 == count || !iIterator)
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{
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return KErrNotFound;
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}
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// Iterate through range from iterator in search of the highest scoring thumbnail
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TUint bestScore = 0;
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TInt bestIndex = KErrNotFound;
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iIterator->SetToFirst(aList);
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TInt distanceFromFirst = 0;
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TInt i;
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while (KErrNotFound != (i = (*iIterator)++))
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{
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// Calculate the score for this item
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TUint score = GetThumbnailScoreL(i, aList, distanceFromFirst, aError);
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__ASSERT_DEBUG(score != bestScore || score == 0, Panic(EGlxPanicLogicError)); // For safety, cannot allow two items with the same score
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if (score > bestScore)
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{
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bestScore = score;
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bestIndex = i;
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}
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distanceFromFirst++;
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}
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return bestIndex;
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}
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// -----------------------------------------------------------------------------
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// GetThumbnailScoreL
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// -----------------------------------------------------------------------------
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//
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TUint CGlxThumbnailContext::GetThumbnailScoreL(TInt aListIndex, const MGlxMediaList* aList,
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TInt aDistance, TInt& aError) const
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{
|
|
425 |
TRACER( "CGlxThumbnailContext::GetThumbnailScoreL");
|
|
426 |
|
|
427 |
const TGlxMedia& item = aList->Item(aListIndex);
|
|
428 |
const CGlxMedia* properties = item.Properties();
|
|
429 |
|
|
430 |
// Check for the static item in the list.
|
|
431 |
// defualt icons needs to be displayed for static items.
|
|
432 |
if(item.IsStatic())
|
|
433 |
{
|
|
434 |
return 0;
|
|
435 |
}
|
|
436 |
|
|
437 |
TBool thumbnail = HasFullThumbnail( item );
|
|
438 |
TUint score = 0;
|
|
439 |
|
|
440 |
if ( properties )
|
|
441 |
{
|
|
442 |
TSize size = iDefaultSpecSize;
|
|
443 |
|
|
444 |
TBool drmValid = EFalse;
|
|
445 |
if( item.GetDrmProtected(drmValid) && drmValid)
|
|
446 |
{
|
|
447 |
CheckDRMStatusL( aListIndex, aList, size );
|
|
448 |
}
|
|
449 |
|
|
450 |
// Want high quality thumbnail if already have any thumbnail
|
|
451 |
TBool quality = iHighQualityOnly || thumbnail;
|
|
452 |
TMPXAttribute attr( KGlxMediaIdThumbnail,
|
|
453 |
GlxFullThumbnailAttributeId(
|
|
454 |
quality, size.iWidth, size.iHeight ) );
|
|
455 |
|
|
456 |
// Items that are "perfect" are skipped
|
|
457 |
if ( quality && properties->IsSupported( attr ) )
|
|
458 |
{
|
|
459 |
return 0;
|
|
460 |
}
|
|
461 |
|
|
462 |
// Items for which fetching thumbnail failed are skipped
|
|
463 |
TInt error = GlxErrorManager::HasAttributeErrorL( properties, attr );
|
|
464 |
if ( error != KErrNone )
|
|
465 |
{
|
|
466 |
aError = error;
|
|
467 |
return 0;
|
|
468 |
}
|
|
469 |
}
|
|
470 |
|
|
471 |
// Score on not having any thumbnail
|
|
472 |
if ( !thumbnail )
|
|
473 |
{
|
|
474 |
score |= KTNScoreNoThumbnail;
|
|
475 |
}
|
|
476 |
|
|
477 |
// Score on proximity to focus
|
|
478 |
score |= KTNScoreMaxForDistanceFromFocus - aDistance; // More distance, less points
|
|
479 |
|
|
480 |
__ASSERT_DEBUG(score != 0, Panic(EGlxPanicLogicError));
|
|
481 |
|
|
482 |
return score;
|
|
483 |
}
|
|
484 |
|
|
485 |
// -----------------------------------------------------------------------------
|
|
486 |
// SpecForIndex
|
|
487 |
// -----------------------------------------------------------------------------
|
|
488 |
//
|
|
489 |
const CGlxThumbnailContext::TFetchSpec& CGlxThumbnailContext::SpecForIndex(
|
|
490 |
TInt aListIndex, const MGlxMediaList* aList) const
|
|
491 |
{
|
|
492 |
TRACER( "CGlxThumbnailContext::SpecForIndex");
|
|
493 |
|
|
494 |
__ASSERT_DEBUG(aList, Panic(EGlxPanicNullPointer));
|
|
495 |
|
|
496 |
TInt count = aList->Count();
|
|
497 |
TInt offset = Abs(aListIndex - aList->FocusIndex());
|
|
498 |
|
|
499 |
if ( offset > count / 2 )
|
|
500 |
{
|
|
501 |
offset = count - offset;
|
|
502 |
}
|
|
503 |
|
|
504 |
// Use specific context if one exists
|
|
505 |
TAssignedFetchSpec spec;
|
|
506 |
spec.iFocusOffset = offset;
|
|
507 |
TInt index = iSpecs.Find(spec, TAssignedFetchSpec::Match);
|
|
508 |
if ( KErrNotFound != index )
|
|
509 |
{
|
|
510 |
return iSpecs[index];
|
|
511 |
}
|
|
512 |
|
|
513 |
return iDefaultSpec;
|
|
514 |
}
|
|
515 |
|
|
516 |
// ---------------------------------------------------------------------------
|
|
517 |
// SizeFromSpec
|
|
518 |
// ---------------------------------------------------------------------------
|
|
519 |
//
|
|
520 |
TSize CGlxThumbnailContext::SizeFromSpec( const TFetchSpec& aSpec ) const
|
|
521 |
{
|
|
522 |
TRACER( "CGlxThumbnailContext::SizeFromSpec");
|
|
523 |
|
|
524 |
TReal32 width = iResolutionUtility->PossToPixels( aSpec.iPossWidth );
|
|
525 |
TReal32 height = iResolutionUtility->PossToPixels( aSpec.iPossHeight );
|
|
526 |
|
|
527 |
// Round to the nearest integers
|
|
528 |
return TSize( width + 0.5F, height + 0.5F );
|
|
529 |
}
|
|
530 |
|
|
531 |
// -----------------------------------------------------------------------------
|
|
532 |
// Compares two specs by focus offset.
|
|
533 |
// -----------------------------------------------------------------------------
|
|
534 |
//
|
|
535 |
TBool CGlxThumbnailContext::TAssignedFetchSpec::Match(
|
|
536 |
const TAssignedFetchSpec& aSpec1, const TAssignedFetchSpec& aSpec2 )
|
|
537 |
{
|
|
538 |
TRACER( "CGlxThumbnailContext::TAssignedFetchSpec::Match");
|
|
539 |
|
|
540 |
return aSpec1.iFocusOffset == aSpec2.iFocusOffset;
|
|
541 |
}
|
|
542 |
|
|
543 |
// -----------------------------------------------------------------------------
|
|
544 |
// HasFullThumbnail
|
|
545 |
// -----------------------------------------------------------------------------
|
|
546 |
//
|
|
547 |
TBool CGlxThumbnailContext::HasFullThumbnail( const TGlxMedia& aItem ) const
|
|
548 |
{
|
|
549 |
TRACER( "CGlxThumbnailContext::HasFullThumbnail");
|
|
550 |
|
|
551 |
const CGlxMedia* properties = aItem.Properties();
|
|
552 |
|
|
553 |
if ( properties )
|
|
554 |
{
|
|
555 |
TInt count = properties->Count();
|
|
556 |
for ( TInt i = 0; i < count; i++ )
|
|
557 |
{
|
|
558 |
if ( GlxThumbnailUtility::IsFullThumbnail(
|
|
559 |
properties->Attribute( i ) ) )
|
|
560 |
{
|
|
561 |
return ETrue;
|
|
562 |
}
|
|
563 |
}
|
|
564 |
}
|
|
565 |
|
|
566 |
return EFalse;
|
|
567 |
}
|
|
568 |
|
|
569 |
// -----------------------------------------------------------------------------
|
|
570 |
// Check DRM status of specified item
|
|
571 |
// -----------------------------------------------------------------------------
|
|
572 |
//
|
|
573 |
TBool CGlxThumbnailContext::CheckDRMStatusL( TInt aListIndex,
|
|
574 |
const MGlxMediaList* aList, TSize& aSize ) const
|
|
575 |
{
|
|
576 |
TRACER( "CGlxThumbnailContext::CheckDRMStatusL");
|
|
577 |
|
|
578 |
const TGlxMedia& item = aList->Item( aListIndex );
|
|
579 |
TBool valid = EFalse;
|
|
580 |
|
|
581 |
aSize = SizeFromSpec( SpecForIndex( aListIndex, aList ) );
|
|
582 |
|
|
583 |
TGlxMediaGeneralRightsValidity isValid = EGlxDrmRightsValidityUnknown;
|
|
584 |
item.GetDrmValidity(isValid);
|
|
585 |
if ( EGlxDrmRightsValidityUnknown == isValid )
|
|
586 |
{
|
|
587 |
// check rights
|
|
588 |
TMPXGeneralCategory cat = item.Category();
|
|
589 |
const TDesC& uri = item.Uri();
|
|
590 |
if ( uri.Length() && cat != EMPXNoCategory )
|
|
591 |
{
|
|
592 |
valid = iDrmUtility->ItemRightsValidityCheckL( uri, ( cat == EMPXImage ) );
|
|
593 |
CGlxMedia* properties = const_cast<CGlxMedia*>(item.Properties());
|
|
594 |
if( valid )
|
|
595 |
{
|
|
596 |
|
|
597 |
isValid = EGlxDrmRightsValid;
|
|
598 |
}
|
|
599 |
else
|
|
600 |
{
|
|
601 |
|
|
602 |
isValid = EGlxDrmRightsInvalid;
|
|
603 |
}
|
|
604 |
properties->SetTObjectValueL(KGlxMediaGeneralDRMRightsValid, isValid);
|
|
605 |
}
|
|
606 |
}
|
|
607 |
else if ( EGlxDrmRightsValid == isValid )
|
|
608 |
{
|
|
609 |
valid = ETrue;
|
|
610 |
}
|
|
611 |
if ( !valid )
|
|
612 |
{
|
|
613 |
// modify spec to request 'small' thumbnail
|
|
614 |
TSize size;
|
|
615 |
// ignore success/failure return - accept default
|
|
616 |
item.GetDimensions(size);
|
|
617 |
|
|
618 |
TSize thumbnailSize = iDrmUtility->DRMThumbnailSize( size );
|
|
619 |
|
|
620 |
// only update spec if either dimension of required DRM thumbnail
|
|
621 |
// is smaller than correspnding spec dimension (so don't request
|
|
622 |
// a new thumbnail if existing one if of appropriate size )
|
|
623 |
if( thumbnailSize.iWidth < aSize.iWidth
|
|
624 |
|| thumbnailSize.iHeight < aSize.iHeight )
|
|
625 |
{
|
|
626 |
aSize = thumbnailSize;
|
|
627 |
}
|
|
628 |
}
|
|
629 |
return valid;
|
|
630 |
}
|
|
631 |
|
|
632 |
// -----------------------------------------------------------------------------
|
|
633 |
// -----------------------------------------------------------------------------
|
|
634 |
// CGlxDefaultThumbnailContext
|
|
635 |
// -----------------------------------------------------------------------------
|
|
636 |
// -----------------------------------------------------------------------------
|
|
637 |
//
|
|
638 |
|
|
639 |
// -----------------------------------------------------------------------------
|
|
640 |
// NewL
|
|
641 |
// -----------------------------------------------------------------------------
|
|
642 |
//
|
|
643 |
EXPORT_C CGlxDefaultThumbnailContext* CGlxDefaultThumbnailContext::NewL()
|
|
644 |
{
|
|
645 |
TRACER( "CGlxDefaultThumbnailContext::NewL");
|
|
646 |
|
|
647 |
CGlxDefaultThumbnailContext* obj = new (ELeave) CGlxDefaultThumbnailContext();
|
|
648 |
CleanupStack::PushL(obj);
|
|
649 |
obj->ConstructL();
|
|
650 |
CleanupStack::Pop(obj);
|
|
651 |
return obj;
|
|
652 |
}
|
|
653 |
|
|
654 |
// -----------------------------------------------------------------------------
|
|
655 |
// Constructor
|
|
656 |
// Sets the iterator of base class to be TGlxFromFocusOutwardIterator
|
|
657 |
// -----------------------------------------------------------------------------
|
|
658 |
//
|
|
659 |
CGlxDefaultThumbnailContext::CGlxDefaultThumbnailContext() :
|
|
660 |
CGlxThumbnailContext(&iFromFocusIterator)
|
|
661 |
{
|
|
662 |
TRACER( "CGlxDefaultThumbnailContext::CGlxDefaultThumbnailContext");
|
|
663 |
|
|
664 |
}
|
|
665 |
|
|
666 |
// -----------------------------------------------------------------------------
|
|
667 |
// Destructor
|
|
668 |
// -----------------------------------------------------------------------------
|
|
669 |
//
|
|
670 |
EXPORT_C CGlxDefaultThumbnailContext::~CGlxDefaultThumbnailContext()
|
|
671 |
{
|
|
672 |
TRACER( "CGlxDefaultThumbnailContext::~CGlxDefaultThumbnailContext");
|
|
673 |
|
|
674 |
}
|
|
675 |
|
|
676 |
// ----------------------------------------------------------------------------
|
|
677 |
// Set range offsets
|
|
678 |
// ----------------------------------------------------------------------------
|
|
679 |
//
|
|
680 |
EXPORT_C void CGlxDefaultThumbnailContext::SetRangeOffsets(TInt aFrontOffset, TInt aRearOffset)
|
|
681 |
{
|
|
682 |
TRACER( "CGlxDefaultThumbnailContext::SetRangeOffsets");
|
|
683 |
|
|
684 |
iFromFocusIterator.SetRangeOffsets(aFrontOffset, aRearOffset);
|
|
685 |
}
|