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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: Data Source Task MDS class
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*
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*/
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/**
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* @internal reviewed 11/07/2007 by M Byrne
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* @internal reviewed 24/07/2007 by K Hoikka, SCO 403-8472 removal of all view
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*/
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#include "glxdatasourcetaskmds.h"
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#include <glxcollectionplugincamera.hrh>
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#include <glxcollectionpluginalbums.hrh>
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#include <glxcollectionpluginall.hrh>
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#include <glxcollectionplugintags.hrh>
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#include <glxerrors.h>
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#include <glxfilterfactory.h>
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#include <glxgetrequest.h>
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#include <glxidlistrequest.h>
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#include <glxlog.h>
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#include <glxmediacollectioninternaldefs.h>
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#include <glxmediageneraldefs.h>
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#include <glxrequest.h>
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#include <glxthumbnailattributeinfo.h>
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#include <glxthumbnailrequest.h>
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#include <glxtndatabase.h>
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#include <glxtnfileinfo.h>
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#include <glxtnthumbnailcreator.h>
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#include <glxtracer.h>
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#include <lbsposition.h>
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#include <mdeconstants.h>
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#include <mdelogiccondition.h>
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#include <mdeobject.h>
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#include <mdeobjectdef.h>
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#include <mdeobjectquery.h>
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#include <mdepropertydef.h>
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#include <mderelationdef.h>
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#include <mdesession.h>
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#include <mdetextproperty.h>
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#include <mpxmedia.h>
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#include <mpxmediaarray.h>
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#include <mpxmediacollectiondetaildefs.h>
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#include <mpxmediacontainerdefs.h>
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#include <mpxmediadrmdefs.h>
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#include <mpxmediageneraldefs.h>
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#include "glxdatasourcemds.h"
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#include "glxdatasourcemds.hrh"
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#include "glxdatasourcemdsutility.h"
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// CONSTANTS
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_LIT(KPropertyDefNameCreationDate, "CreationDate");
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_LIT(KPropertyDefNameLastModifiedDate, "LastModifiedDate");
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_LIT(KPropertyDefNameTitle, "Title");
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_LIT(KPropertyDefNameFrameCount, "FrameCount");
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_LIT(KPropertyDefNameOrigin, "Origin");
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// ----------------------------------------------------------------------------
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// Constructor
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// ----------------------------------------------------------------------------
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//
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CGlxDataSourceTaskMde:: CGlxDataSourceTaskMde(CGlxRequest* aRequest,
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MGlxDataSourceRequestObserver& aObserver, CGlxDataSource* aDataSource)
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: CGlxDataSourceTask(aRequest, aObserver, aDataSource)
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{
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TRACER("CGlxDataSourceTaskMde::CGlxDataSourceTaskMde()");
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// No implementation required
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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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CGlxDataSourceTaskMde::~CGlxDataSourceTaskMde()
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{
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TRACER("CGlxDataSourceTaskMde::~CGlxDataSourceTaskMde()");
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DestroyQueries();
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}
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// ----------------------------------------------------------------------------
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// Second stage constructor
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// ----------------------------------------------------------------------------
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//
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void CGlxDataSourceTaskMde::ConstructL()
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{
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TRACER("CGlxDataSourceTaskMde::ConstructL()");
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CreateResponseL();
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#ifdef USE_S60_TNM
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DataSource()->CancelFetchThumbnail();
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#else
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DataSource()->ThumbnailCreator().CancelRequest( TGlxMediaId(0) );
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#endif
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}
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// ----------------------------------------------------------------------------
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// CGlxDataSourceTaskMde::CancelRequest
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// ----------------------------------------------------------------------------
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//
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void CGlxDataSourceTaskMde::CancelRequest()
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{
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TRACER("CGlxDataSourceTaskMde::CancelRequest()");
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iCancelled = ETrue;
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DestroyQueries();
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}
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// ----------------------------------------------------------------------------
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// CGlxDataSourceTaskMde::HandleQueryNewResults
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// ----------------------------------------------------------------------------
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//
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void CGlxDataSourceTaskMde::HandleQueryNewResults( CMdEQuery& /*aQuery*/,
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TInt /*aFirstNewItemIndex*/,
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TInt /*aNewItemCount*/ )
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{
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TRACER("CGlxDataSourceTaskMde::HandleQueryNewResults()");
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// Not used.
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}
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// ----------------------------------------------------------------------------
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// CGlxDataSourceTaskMde::HandleQueryNewResults
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// ----------------------------------------------------------------------------
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//
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void CGlxDataSourceTaskMde::HandleQueryNewResults( CMdEQuery& /*aQuery*/,
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TInt /*aNewObjectItemCount*/,
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TInt /*aNewRelationItemCount*/,
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TInt /*aNewEventItemCount*/)
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{
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TRACER("CGlxDataSourceTaskMde::HandleQueryNewResults()");
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// Not used.
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}
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// ----------------------------------------------------------------------------
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// CGlxDataSourceTaskMde::HandleQueryCompleted
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// ----------------------------------------------------------------------------
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//
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void CGlxDataSourceTaskMde::HandleQueryCompleted(CMdEQuery& aQuery, TInt aError)
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{
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TRACER("CGlxDataSourceTaskMde::HandleQueryCompleted()");
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__ASSERT_ALWAYS(&aQuery == iQueries[0], Panic(EGlxPanicQueryLogicError));
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TInt err = aError;
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if (err == KErrNone)
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{
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TRAP(err, HandleQueryCompletedL(aQuery));
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}
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if (err != KErrNone && !iCancelled)
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{
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HandleRequestComplete(err);
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}
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}
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// ----------------------------------------------------------------------------
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// CGlxDataSourceTaskMde::DataSource
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// ----------------------------------------------------------------------------
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//
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CGlxDataSourceMde* CGlxDataSourceTaskMde::DataSource()
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{
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TRACER("CGlxDataSourceTaskMde::DataSource()");
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return static_cast<CGlxDataSourceMde*>(iDataSource);
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}
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// ----------------------------------------------------------------------------
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// CGlxDataSourceTaskMde::SetQueryConditionsL
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// ----------------------------------------------------------------------------
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//
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void CGlxDataSourceTaskMde::SetQueryConditionsL(CMdEQuery& aQuery,
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const TGlxFilterProperties& aFilterProperties, const TGlxMediaId aContainerId,
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CMdEObjectDef& aObjectDef)
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{
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TRACER("CGlxDataSourceTaskMde::SetQueryConditionsL()");
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CMdELogicCondition& rootCondition = aQuery.Conditions();
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CMdEObjectDef* objectDef = &aObjectDef;
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SetQueryFilterConditionsL(rootCondition, *objectDef, aFilterProperties);
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if (aQuery.ResultMode() != EQueryResultModeCount)
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{
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SetSortOrderL(aQuery, aObjectDef, aFilterProperties);
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}
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if( KGlxCollectionRootId != aContainerId.Value() )
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{
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CMdELogicCondition* containerCondition = NULL;
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CMdERelationCondition* relationCondition = NULL;
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objectDef = &DataSource()->ObjectDef();
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if( DataSource()->ContainerIsLeft(aObjectDef) )
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{
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relationCondition = &rootCondition.AddRelationConditionL(
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DataSource()->ContainsDef(), ERelationConditionSideRight);
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containerCondition = &relationCondition->LeftL();
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}
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else
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{
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relationCondition = &rootCondition.AddRelationConditionL(
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DataSource()->ContainsDef(), ERelationConditionSideLeft);
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containerCondition = &relationCondition->RightL();
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}
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containerCondition->AddObjectConditionL(aContainerId.Value());
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}
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}
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// ----------------------------------------------------------------------------
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// CGlxDataSourceTaskMde::SetQueryFilterConditionsL
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// ----------------------------------------------------------------------------
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//
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void CGlxDataSourceTaskMde::SetQueryFilterConditionsL(CMdELogicCondition&
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aLogicCondition, CMdEObjectDef& aObjectDef,
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const TGlxFilterProperties& aFilterProperties)
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{
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TRACER("CGlxDataSourceTaskMde::SetQueryFilterConditionsL()");
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if( aFilterProperties.iUri )
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{
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aLogicCondition.AddObjectConditionL(EObjectConditionCompareUri,
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*aFilterProperties.iUri);
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}
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if( 0 == aObjectDef.Compare(DataSource()->ObjectDef()) )
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{
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// Filter on content type
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if ( EGlxFilterVideoAndImages == aFilterProperties.iItemType )
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{
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CMdELogicCondition& logicCondition =
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aLogicCondition.AddLogicConditionL(ELogicConditionOperatorOr);
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logicCondition.AddObjectConditionL( DataSource()->ImageDef() );
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logicCondition.AddObjectConditionL( DataSource()->VideoDef() );
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}
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}
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if( ( aFilterProperties.iMinCount > 0 ) && (
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CGlxDataSource::EContainerTypeNotAContainer != DataSource()->ContainerType(
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&aObjectDef) ) )
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{
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TMdEUintRange range(aFilterProperties.iMinCount,
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aFilterProperties.iMinCount,EMdERangeTypeGreaterOrEqual);
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aLogicCondition.AddObjectConditionL(range);
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}
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if( 0 != aFilterProperties.iContainsItem.Value() )
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{
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if( DataSource()->ContainerIsLeft(aObjectDef) )
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{
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CMdERelationCondition& relationCondition =
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aLogicCondition.AddRelationConditionL(
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DataSource()->ContainsDef(), ERelationConditionSideLeft);
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relationCondition.RightL().AddObjectConditionL(
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aFilterProperties.iContainsItem.Value());
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}
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else
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{
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CMdERelationCondition& relationCondition = aLogicCondition.AddRelationConditionL(
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DataSource()->ContainsDef(), ERelationConditionSideRight);
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relationCondition.LeftL().AddObjectConditionL(aFilterProperties.iContainsItem.Value());
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}
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}
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if( EGlxFilterOriginNotUsed != aFilterProperties.iOrigin )
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{
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CMdEPropertyDef& originProperty = aObjectDef.GetPropertyDefL(KPropertyDefNameOrigin);
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if( EGlxFilterOriginDownload == aFilterProperties.iOrigin )
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{
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// The download collection shows all but captured items
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aLogicCondition.AddPropertyConditionL(originProperty, TMdEUintNotEqual(
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MdeConstants::Object::ECamera));
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}
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else if(EGlxFilterOriginCamera == aFilterProperties.iOrigin )
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{
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// The camera collection Shows the captured Items
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aLogicCondition.AddPropertyConditionL(originProperty, TMdEUintEqual(
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MdeConstants::Object::ECamera));
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}
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else if(EGlxFilterOriginAll == aFilterProperties.iOrigin )
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{
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// Filter for all Images and Videos
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CMdELogicCondition& logicCondition =
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aLogicCondition.AddLogicConditionL(ELogicConditionOperatorOr);
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logicCondition.AddObjectConditionL( DataSource()->ImageDef() );
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logicCondition.AddObjectConditionL( DataSource()->VideoDef() );
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}
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}
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if( aFilterProperties.iExcludeAnimation )
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{
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// Exclude any image with a frame count > 1
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const TInt excludeAllImagesAboveOrEqualToThisFrameCount = 2;
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CMdEPropertyDef& frameCountProperty = DataSource()->ImageDef().GetPropertyDefL(
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KPropertyDefNameFrameCount);
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aLogicCondition.AddPropertyConditionL(frameCountProperty, TMdEIntLess(
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excludeAllImagesAboveOrEqualToThisFrameCount));
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}
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if( aFilterProperties.iNoDRM )
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{
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__ASSERT_DEBUG((EGlxFilterImage == aFilterProperties.iItemType), Panic(
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EGlxPanicIllegalArgument));
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}
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if( aFilterProperties.iPath ) // If this is set. Then we need to filter on the Ids it supplies
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{
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TArray<TInt> selection = aFilterProperties.iPath->Selection();
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TInt selectionCount = selection.Count();
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RArray<TItemId> itemList;
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CleanupClosePushL(itemList);
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GLX_DEBUG2("Reading Ids from Path, count = %d", selectionCount);
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if( selectionCount )
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{
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for( TInt i = 0; i < selectionCount; i++ )
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{
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const TMPXItemId& itemId = aFilterProperties.iPath->IdOfIndex(selection[i]);
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itemList.AppendL(itemId);
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}
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aLogicCondition.AddObjectConditionL(itemList);
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}
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CleanupStack::Pop(&itemList);
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}
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if( !aFilterProperties.iIncludeCameraAlbum )
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{
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CMdEObjectCondition& objectCondition = aLogicCondition.AddObjectConditionL(
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DataSource()->CameraAlbumId().Value());
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objectCondition.SetNegate(ETrue);
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}
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if( TTime(0) != aFilterProperties.iStartDate )
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{
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CMdEPropertyDef& creationDateDef = aObjectDef.GetPropertyDefL(
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KPropertyDefNameCreationDate);
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if (creationDateDef.PropertyType() != EPropertyTime)
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{
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User::Leave(KErrCorrupt);
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}
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aLogicCondition.AddPropertyConditionL(creationDateDef, TMdETimeBetween(
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aFilterProperties.iStartDate, aFilterProperties.iEndDate));
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}
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}
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// ----------------------------------------------------------------------------
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// CGlxDataSourceTaskMde::SetSortOrderL
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// ----------------------------------------------------------------------------
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//
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void CGlxDataSourceTaskMde::SetSortOrderL(CMdEQuery& aQuery, CMdEObjectDef& aObjectDef,
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const TGlxFilterProperties& aFilterProperties)
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{
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TRACER("CGlxDataSourceTaskMde::SetSortOrderL()");
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switch(aFilterProperties.iSortOrder)
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{
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case EGlxFilterSortOrderAlphabetical:
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{
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CMdEPropertyDef& titleProperty = aObjectDef.GetPropertyDefL(KPropertyDefNameTitle);
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TMdEOrderRule orderRule(titleProperty, aFilterProperties.iSortDirection ==
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EGlxFilterSortDirectionAscending);
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orderRule.SetType(EOrderRuleTypeProperty);
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orderRule.SetCaseSensitive(EFalse);
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aQuery.AppendOrderRuleL(orderRule);
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break;
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}
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case EGlxFilterSortOrderItemCount:
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{
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//Order rule is needed for tags popularity
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TMdEOrderRule orderRule(EOrderRuleTypeUsageCount, aFilterProperties.iSortDirection ==
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EGlxFilterSortDirectionAscending);
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aQuery.AppendOrderRuleL(orderRule);
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break;
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}
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case EGlxFilterSortOrderCaptureDate:
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{
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CMdEPropertyDef& creationDateProperty = aObjectDef.GetPropertyDefL(
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KPropertyDefNameCreationDate);
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TMdEOrderRule orderRule(creationDateProperty, aFilterProperties.iSortDirection ==
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EGlxFilterSortDirectionAscending);
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orderRule.SetType(EOrderRuleTypeProperty);
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aQuery.AppendOrderRuleL(orderRule);
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TMdEOrderRule orderRule2(EOrderRuleTypeItemID, aFilterProperties.iSortDirection ==
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EGlxFilterSortDirectionAscending);
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aQuery.AppendOrderRuleL(orderRule2);
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break;
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}
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case EGlxFilterSortOrderModifiedDate:
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{
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CMdEPropertyDef& modifiedDateProperty = aObjectDef.GetPropertyDefL(
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KPropertyDefNameLastModifiedDate);
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TMdEOrderRule orderRule(modifiedDateProperty, aFilterProperties.iSortDirection ==
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EGlxFilterSortDirectionAscending);
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orderRule.SetType(EOrderRuleTypeProperty);
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aQuery.AppendOrderRuleL(orderRule);
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408 |
TMdEOrderRule orderRule2(EOrderRuleTypeItemID, aFilterProperties.iSortDirection ==
|
|
409 |
EGlxFilterSortDirectionAscending);
|
|
410 |
aQuery.AppendOrderRuleL(orderRule2);
|
|
411 |
break;
|
|
412 |
}
|
|
413 |
case EGlxFilterSortOrderNotUsed:
|
|
414 |
{
|
|
415 |
break;
|
|
416 |
}
|
|
417 |
}
|
|
418 |
}
|
|
419 |
|
|
420 |
// ----------------------------------------------------------------------------
|
|
421 |
// CGlxDataSourceTaskMde::MaxQueryResultsCount
|
|
422 |
// ----------------------------------------------------------------------------
|
|
423 |
//
|
|
424 |
TInt CGlxDataSourceTaskMde::MaxQueryResultsCount(const TGlxFilterProperties&
|
|
425 |
aFilterProperties) const
|
|
426 |
{
|
|
427 |
TRACER("CGlxDataSourceTaskMde::MaxQueryResultsCount()");
|
|
428 |
TInt ret = KMdEQueryDefaultMaxCount;
|
|
429 |
if (aFilterProperties.iLastCaptureDate || aFilterProperties.iMaxCount == 1)
|
|
430 |
{
|
|
431 |
ret = 1;
|
|
432 |
}
|
|
433 |
GLX_DEBUG2("CGlxDataSourceTaskMde::MaxQueryResultsCount ret=%d", ret);
|
|
434 |
return ret;
|
|
435 |
}
|
|
436 |
|
|
437 |
// ----------------------------------------------------------------------------
|
|
438 |
// CGlxDataSourceTaskMde::RemoveQuery
|
|
439 |
// ----------------------------------------------------------------------------
|
|
440 |
//
|
|
441 |
void CGlxDataSourceTaskMde::RemoveQuery()
|
|
442 |
{
|
|
443 |
TRACER("CGlxDataSourceTaskMde::RemoveQuery()");
|
|
444 |
CMdEQuery* query = iQueries[0];
|
|
445 |
iQueryTypes.Remove(0);
|
|
446 |
iQueries.Remove(0);
|
|
447 |
query->RemoveObserver(*this);
|
|
448 |
delete query;
|
|
449 |
}
|
|
450 |
|
|
451 |
// ----------------------------------------------------------------------------
|
|
452 |
// CGlxDataSourceTaskMde::DoQueryL
|
|
453 |
// ----------------------------------------------------------------------------
|
|
454 |
//
|
|
455 |
void CGlxDataSourceTaskMde::DoQueryL(CMdEObjectDef& aObjectDef,
|
|
456 |
TBool aIsContent, TGlxQueryType aQueryType, TQueryResultMode aResultMode,
|
|
457 |
const TGlxMediaId& aContainerId)
|
|
458 |
{
|
|
459 |
TRACER("CGlxDataSourceTaskMde::DoQueryL()");
|
|
460 |
|
|
461 |
CMdEObjectDef* queryBaseObject = &aObjectDef;
|
|
462 |
if( aIsContent )
|
|
463 |
{
|
|
464 |
switch(iFilterProperties.iItemType)
|
|
465 |
{
|
|
466 |
case EGlxFilterImage:
|
|
467 |
{
|
|
468 |
queryBaseObject = &DataSource()->ImageDef();
|
|
469 |
break;
|
|
470 |
}
|
|
471 |
case EGlxFilterVideo:
|
|
472 |
{
|
|
473 |
queryBaseObject = &DataSource()->VideoDef();
|
|
474 |
break;
|
|
475 |
}
|
|
476 |
default:
|
|
477 |
{
|
|
478 |
queryBaseObject = &DataSource()->ObjectDef();
|
|
479 |
break;
|
|
480 |
}
|
|
481 |
}
|
|
482 |
}
|
|
483 |
|
|
484 |
CMdEQuery* query = DataSource()->Session().NewObjectQueryL(*DataSource()->NamespaceDef(),
|
|
485 |
*queryBaseObject, this);
|
|
486 |
CleanupStack::PushL(query);
|
|
487 |
|
|
488 |
query->SetResultMode(aResultMode);
|
|
489 |
SetQueryConditionsL(*query, iFilterProperties, aContainerId, aObjectDef);
|
|
490 |
|
|
491 |
CleanupStack::Pop(query);
|
|
492 |
|
|
493 |
AppendQueryL(query, aQueryType);
|
|
494 |
|
|
495 |
query->FindL(MaxQueryResultsCount(iFilterProperties));
|
|
496 |
}
|
|
497 |
|
|
498 |
// ----------------------------------------------------------------------------
|
|
499 |
// CGlxDataSourceTask::QueueImageVideoObjectQueriesL
|
|
500 |
// ----------------------------------------------------------------------------
|
|
501 |
//
|
|
502 |
void CGlxDataSourceTaskMde::QueueImageVideoObjectQueriesL(const RArray<TGlxMediaId>& aObjectIds,
|
|
503 |
const TGlxFilterProperties& aFilterProperties)
|
|
504 |
{
|
|
505 |
TRACER("CGlxDataSourceTaskMde::QueueImageVideoObjectQueriesL()");
|
|
506 |
if (aFilterProperties.iItemType == EGlxFilterImage)
|
|
507 |
{
|
|
508 |
// Only perform the image query
|
|
509 |
QueueObjectQueryL(DataSource()->ImageDef(), aObjectIds, EImageVideoQuery);
|
|
510 |
}
|
|
511 |
else if (aFilterProperties.iItemType == EGlxFilterVideo)
|
|
512 |
{
|
|
513 |
// Only perform the video query
|
|
514 |
QueueObjectQueryL(DataSource()->VideoDef(), aObjectIds, EImageVideoQuery);
|
|
515 |
}
|
|
516 |
else
|
|
517 |
{
|
|
518 |
QueueObjectQueryL(DataSource()->ImageDef(), aObjectIds, EImageVideoQuery);
|
|
519 |
QueueObjectQueryL(DataSource()->VideoDef(), aObjectIds, EImageVideoQuery);
|
|
520 |
// Perform both the image and video queries
|
|
521 |
}
|
|
522 |
}
|
|
523 |
|
|
524 |
// ----------------------------------------------------------------------------
|
|
525 |
// CGlxDataSourceTask::QueueTagObjectQueryL
|
|
526 |
// ----------------------------------------------------------------------------
|
|
527 |
//
|
|
528 |
void CGlxDataSourceTaskMde::QueueTagObjectQueryL(const RArray<TGlxMediaId>& aObjectIds)
|
|
529 |
{
|
|
530 |
TRACER("CGlxDataSourceTaskMde::QueueTagObjectQueryL()");
|
|
531 |
QueueObjectQueryL(DataSource()->TagDef(), aObjectIds, EImageVideoQuery);
|
|
532 |
}
|
|
533 |
|
|
534 |
// ----------------------------------------------------------------------------
|
|
535 |
// CGlxDataSourceTask::QueueAlbumObjectQueryL
|
|
536 |
// ----------------------------------------------------------------------------
|
|
537 |
//
|
|
538 |
void CGlxDataSourceTaskMde::QueueAlbumObjectQueryL(const RArray<TGlxMediaId>& aObjectIds)
|
|
539 |
{
|
|
540 |
TRACER("CGlxDataSourceTaskMde::QueueAlbumObjectQueryL()");
|
|
541 |
QueueObjectQueryL(DataSource()->AlbumDef(), aObjectIds, EImageVideoQuery);
|
|
542 |
}
|
|
543 |
|
|
544 |
// ----------------------------------------------------------------------------
|
|
545 |
// CGlxDataSourceTask::QueueObjectQueryL
|
|
546 |
// ----------------------------------------------------------------------------
|
|
547 |
//
|
|
548 |
void CGlxDataSourceTaskMde::QueueObjectQueryL(CMdEObjectDef& aObjectDef,
|
|
549 |
const RArray<TGlxMediaId>& aObjectIds, const TGlxQueryType& aQueryType)
|
|
550 |
{
|
|
551 |
TRACER("CGlxDataSourceTaskMde::QueueObjectQueryL()");
|
|
552 |
CMdEQuery* query = DataSource()->Session().NewObjectQueryL(*DataSource()->NamespaceDef(),
|
|
553 |
aObjectDef, this);
|
|
554 |
CleanupStack::PushL(query);
|
|
555 |
|
|
556 |
CMdELogicCondition& lc = query->Conditions();
|
|
557 |
NGlxDataSourceMdsUtility::AddObjectConditionL(lc,aObjectIds);
|
|
558 |
|
|
559 |
query->SetResultMode(EQueryResultModeItem);
|
|
560 |
|
|
561 |
CleanupStack::Pop(query);
|
|
562 |
AppendQueryL(query, aQueryType);
|
|
563 |
|
|
564 |
}
|
|
565 |
|
|
566 |
// ----------------------------------------------------------------------------
|
|
567 |
// CGlxDataSourceTaskMde::AppendQueryL
|
|
568 |
// ----------------------------------------------------------------------------
|
|
569 |
//
|
|
570 |
void CGlxDataSourceTaskMde::AppendQueryL(CMdEQuery* aQuery, const TGlxQueryType& aQueryType)
|
|
571 |
{
|
|
572 |
TRACER("CGlxDataSourceTaskMde::AppendQueryL()");
|
|
573 |
CleanupStack::PushL(aQuery);
|
|
574 |
|
|
575 |
TInt err = iQueryTypes.Append(aQueryType);
|
|
576 |
|
|
577 |
if (KErrNone == err)
|
|
578 |
{
|
|
579 |
iQueries.AppendL(aQuery);
|
|
580 |
CleanupStack::Pop(aQuery);
|
|
581 |
}
|
|
582 |
else
|
|
583 |
{
|
|
584 |
User::Leave(err);
|
|
585 |
}
|
|
586 |
}
|
|
587 |
|
|
588 |
// ----------------------------------------------------------------------------
|
|
589 |
// CGlxDataSourceTaskMde::ExecuteQueryL
|
|
590 |
// ----------------------------------------------------------------------------
|
|
591 |
//
|
|
592 |
void CGlxDataSourceTaskMde::ExecuteQueryL()
|
|
593 |
{
|
|
594 |
TRACER("CGlxDataSourceTaskMde::ExecuteQueryL()");
|
|
595 |
__ASSERT_DEBUG(iQueries.Count(), Panic(EGlxPanicQueryLogicError));
|
|
596 |
iQueries[0]->FindL();
|
|
597 |
}
|
|
598 |
|
|
599 |
// ----------------------------------------------------------------------------
|
|
600 |
// CGlxDataSourceTaskMde::HandleQueryCompletedL
|
|
601 |
// ----------------------------------------------------------------------------
|
|
602 |
//
|
|
603 |
void CGlxDataSourceTaskMde::HandleQueryCompletedL(CMdEQuery& aQuery)
|
|
604 |
{
|
|
605 |
TRACER("CGlxDataSourceTaskMde::HandleQueryCompletedL()");
|
|
606 |
DoHandleQueryCompletedL(aQuery);
|
|
607 |
|
|
608 |
// Both the function calls should be executed if any
|
|
609 |
// request is not cancelled before completion.
|
|
610 |
// All the pending Queries are already destroyed in CancelRequest.
|
|
611 |
// Hence we do not have to call RemoveQuery here. That will lead to
|
|
612 |
// User 130 crash.
|
|
613 |
// DoNextQuery tries to get iQueries.Count(). Since iQueries is destroyed
|
|
614 |
// in CancelRequest
|
|
615 |
if (iCancelled)
|
|
616 |
{
|
|
617 |
GLX_LOG_INFO("***Query already Removed. Hence Return***");
|
|
618 |
return;
|
|
619 |
}
|
|
620 |
RemoveQuery();
|
|
621 |
DoNextQueryL();
|
|
622 |
}
|
|
623 |
|
|
624 |
// ----------------------------------------------------------------------------
|
|
625 |
// CGlxDataSourceTaskMde::DestroyQueries
|
|
626 |
// ----------------------------------------------------------------------------
|
|
627 |
//
|
|
628 |
void CGlxDataSourceTaskMde::DestroyQueries()
|
|
629 |
{
|
|
630 |
TRACER("CGlxDataSourceTaskMde::DestroyQueries()");
|
|
631 |
for (TInt i = 0; i < iQueries.Count(); i++)
|
|
632 |
{
|
|
633 |
// Ensure that there are not any running queries
|
|
634 |
iQueries[i]->RemoveObserver(*this);
|
|
635 |
iQueries[i]->Cancel();
|
|
636 |
}
|
|
637 |
iQueries.ResetAndDestroy();
|
|
638 |
iQueryTypes.Close();
|
|
639 |
}
|
|
640 |
|
|
641 |
|
|
642 |
|