author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Tue, 14 Sep 2010 21:19:17 +0300 | |
branch | RCL_3 |
changeset 64 | 34937ec34dac |
parent 60 | 5b3385a43d68 |
child 75 | 01504893d9cb |
permissions | -rw-r--r-- |
60 | 1 |
/* |
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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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64
34937ec34dac
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
60
diff
changeset
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34937ec34dac
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
60
diff
changeset
|
318 |
CMdEPropertyDef& drmProperty = DataSource()->ImageDef().GetPropertyDefL(MdeConstants::MediaObject::KDRMProperty); |
34937ec34dac
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
60
diff
changeset
|
319 |
CMdEPropertyCondition& drmPropertyCondition = aLogicCondition.AddPropertyConditionL(drmProperty); |
34937ec34dac
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
60
diff
changeset
|
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drmPropertyCondition.SetNegate(ETrue); |
60 | 321 |
} |
322 |
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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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341 |
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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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348 |
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349 |
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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362 |
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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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390 |
} |
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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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395 |
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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399 |
TMdEOrderRule orderRule2(EOrderRuleTypeItemID, aFilterProperties.iSortDirection == |
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400 |
EGlxFilterSortDirectionAscending); |
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401 |
aQuery.AppendOrderRuleL(orderRule2); |
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402 |
break; |
|
403 |
} |
|
404 |
case EGlxFilterSortOrderModifiedDate: |
|
405 |
{ |
|
406 |
CMdEPropertyDef& modifiedDateProperty = aObjectDef.GetPropertyDefL( |
|
407 |
KPropertyDefNameLastModifiedDate); |
|
408 |
TMdEOrderRule orderRule(modifiedDateProperty, aFilterProperties.iSortDirection == |
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EGlxFilterSortDirectionAscending); |
|
410 |
orderRule.SetType(EOrderRuleTypeProperty); |
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aQuery.AppendOrderRuleL(orderRule); |
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412 |
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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417 |
case EGlxFilterSortOrderNotUsed: |
|
418 |
{ |
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419 |
break; |
|
420 |
} |
|
421 |
} |
|
422 |
} |
|
423 |
||
424 |
// ---------------------------------------------------------------------------- |
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425 |
// CGlxDataSourceTaskMde::MaxQueryResultsCount |
|
426 |
// ---------------------------------------------------------------------------- |
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427 |
// |
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428 |
TInt CGlxDataSourceTaskMde::MaxQueryResultsCount(const TGlxFilterProperties& |
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429 |
aFilterProperties) const |
|
430 |
{ |
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431 |
TRACER("CGlxDataSourceTaskMde::MaxQueryResultsCount()"); |
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432 |
TInt ret = KMdEQueryDefaultMaxCount; |
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433 |
if (aFilterProperties.iLastCaptureDate || aFilterProperties.iMaxCount == 1) |
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434 |
{ |
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435 |
ret = 1; |
|
436 |
} |
|
437 |
GLX_DEBUG2("CGlxDataSourceTaskMde::MaxQueryResultsCount ret=%d", ret); |
|
438 |
return ret; |
|
439 |
} |
|
440 |
||
441 |
// ---------------------------------------------------------------------------- |
|
442 |
// CGlxDataSourceTaskMde::RemoveQuery |
|
443 |
// ---------------------------------------------------------------------------- |
|
444 |
// |
|
445 |
void CGlxDataSourceTaskMde::RemoveQuery() |
|
446 |
{ |
|
447 |
TRACER("CGlxDataSourceTaskMde::RemoveQuery()"); |
|
448 |
CMdEQuery* query = iQueries[0]; |
|
449 |
iQueryTypes.Remove(0); |
|
450 |
iQueries.Remove(0); |
|
451 |
query->RemoveObserver(*this); |
|
452 |
delete query; |
|
453 |
} |
|
454 |
||
455 |
// ---------------------------------------------------------------------------- |
|
456 |
// CGlxDataSourceTaskMde::DoQueryL |
|
457 |
// ---------------------------------------------------------------------------- |
|
458 |
// |
|
459 |
void CGlxDataSourceTaskMde::DoQueryL(CMdEObjectDef& aObjectDef, |
|
460 |
TBool aIsContent, TGlxQueryType aQueryType, TQueryResultMode aResultMode, |
|
461 |
const TGlxMediaId& aContainerId) |
|
462 |
{ |
|
463 |
TRACER("CGlxDataSourceTaskMde::DoQueryL()"); |
|
464 |
||
465 |
CMdEObjectDef* queryBaseObject = &aObjectDef; |
|
466 |
if( aIsContent ) |
|
467 |
{ |
|
468 |
switch(iFilterProperties.iItemType) |
|
469 |
{ |
|
470 |
case EGlxFilterImage: |
|
471 |
{ |
|
472 |
queryBaseObject = &DataSource()->ImageDef(); |
|
473 |
break; |
|
474 |
} |
|
475 |
case EGlxFilterVideo: |
|
476 |
{ |
|
477 |
queryBaseObject = &DataSource()->VideoDef(); |
|
478 |
break; |
|
479 |
} |
|
480 |
default: |
|
481 |
{ |
|
482 |
queryBaseObject = &DataSource()->ObjectDef(); |
|
483 |
break; |
|
484 |
} |
|
485 |
} |
|
486 |
} |
|
487 |
||
488 |
CMdEQuery* query = DataSource()->Session().NewObjectQueryL(*DataSource()->NamespaceDef(), |
|
489 |
*queryBaseObject, this); |
|
490 |
CleanupStack::PushL(query); |
|
491 |
||
492 |
query->SetResultMode(aResultMode); |
|
493 |
SetQueryConditionsL(*query, iFilterProperties, aContainerId, aObjectDef); |
|
494 |
||
495 |
CleanupStack::Pop(query); |
|
496 |
||
497 |
AppendQueryL(query, aQueryType); |
|
498 |
||
499 |
query->FindL(MaxQueryResultsCount(iFilterProperties)); |
|
500 |
} |
|
501 |
||
502 |
// ---------------------------------------------------------------------------- |
|
503 |
// CGlxDataSourceTask::QueueImageVideoObjectQueriesL |
|
504 |
// ---------------------------------------------------------------------------- |
|
505 |
// |
|
506 |
void CGlxDataSourceTaskMde::QueueImageVideoObjectQueriesL(const RArray<TGlxMediaId>& aObjectIds, |
|
507 |
const TGlxFilterProperties& aFilterProperties) |
|
508 |
{ |
|
509 |
TRACER("CGlxDataSourceTaskMde::QueueImageVideoObjectQueriesL()"); |
|
510 |
if (aFilterProperties.iItemType == EGlxFilterImage) |
|
511 |
{ |
|
512 |
// Only perform the image query |
|
513 |
QueueObjectQueryL(DataSource()->ImageDef(), aObjectIds, EImageVideoQuery); |
|
514 |
} |
|
515 |
else if (aFilterProperties.iItemType == EGlxFilterVideo) |
|
516 |
{ |
|
517 |
// Only perform the video query |
|
518 |
QueueObjectQueryL(DataSource()->VideoDef(), aObjectIds, EImageVideoQuery); |
|
519 |
} |
|
520 |
else |
|
521 |
{ |
|
522 |
QueueObjectQueryL(DataSource()->ImageDef(), aObjectIds, EImageVideoQuery); |
|
523 |
QueueObjectQueryL(DataSource()->VideoDef(), aObjectIds, EImageVideoQuery); |
|
524 |
// Perform both the image and video queries |
|
525 |
} |
|
526 |
} |
|
527 |
||
528 |
// ---------------------------------------------------------------------------- |
|
529 |
// CGlxDataSourceTask::QueueTagObjectQueryL |
|
530 |
// ---------------------------------------------------------------------------- |
|
531 |
// |
|
532 |
void CGlxDataSourceTaskMde::QueueTagObjectQueryL(const RArray<TGlxMediaId>& aObjectIds) |
|
533 |
{ |
|
534 |
TRACER("CGlxDataSourceTaskMde::QueueTagObjectQueryL()"); |
|
535 |
QueueObjectQueryL(DataSource()->TagDef(), aObjectIds, EImageVideoQuery); |
|
536 |
} |
|
537 |
||
538 |
// ---------------------------------------------------------------------------- |
|
539 |
// CGlxDataSourceTask::QueueAlbumObjectQueryL |
|
540 |
// ---------------------------------------------------------------------------- |
|
541 |
// |
|
542 |
void CGlxDataSourceTaskMde::QueueAlbumObjectQueryL(const RArray<TGlxMediaId>& aObjectIds) |
|
543 |
{ |
|
544 |
TRACER("CGlxDataSourceTaskMde::QueueAlbumObjectQueryL()"); |
|
545 |
QueueObjectQueryL(DataSource()->AlbumDef(), aObjectIds, EImageVideoQuery); |
|
546 |
} |
|
547 |
||
548 |
// ---------------------------------------------------------------------------- |
|
549 |
// CGlxDataSourceTask::QueueObjectQueryL |
|
550 |
// ---------------------------------------------------------------------------- |
|
551 |
// |
|
552 |
void CGlxDataSourceTaskMde::QueueObjectQueryL(CMdEObjectDef& aObjectDef, |
|
553 |
const RArray<TGlxMediaId>& aObjectIds, const TGlxQueryType& aQueryType) |
|
554 |
{ |
|
555 |
TRACER("CGlxDataSourceTaskMde::QueueObjectQueryL()"); |
|
556 |
CMdEQuery* query = DataSource()->Session().NewObjectQueryL(*DataSource()->NamespaceDef(), |
|
557 |
aObjectDef, this); |
|
558 |
CleanupStack::PushL(query); |
|
559 |
||
560 |
CMdELogicCondition& lc = query->Conditions(); |
|
561 |
NGlxDataSourceMdsUtility::AddObjectConditionL(lc,aObjectIds); |
|
562 |
||
563 |
query->SetResultMode(EQueryResultModeItem); |
|
564 |
||
565 |
CleanupStack::Pop(query); |
|
566 |
AppendQueryL(query, aQueryType); |
|
567 |
||
568 |
} |
|
569 |
||
570 |
// ---------------------------------------------------------------------------- |
|
571 |
// CGlxDataSourceTaskMde::AppendQueryL |
|
572 |
// ---------------------------------------------------------------------------- |
|
573 |
// |
|
574 |
void CGlxDataSourceTaskMde::AppendQueryL(CMdEQuery* aQuery, const TGlxQueryType& aQueryType) |
|
575 |
{ |
|
576 |
TRACER("CGlxDataSourceTaskMde::AppendQueryL()"); |
|
577 |
CleanupStack::PushL(aQuery); |
|
578 |
||
579 |
TInt err = iQueryTypes.Append(aQueryType); |
|
580 |
||
581 |
if (KErrNone == err) |
|
582 |
{ |
|
583 |
iQueries.AppendL(aQuery); |
|
584 |
CleanupStack::Pop(aQuery); |
|
585 |
} |
|
586 |
else |
|
587 |
{ |
|
588 |
User::Leave(err); |
|
589 |
} |
|
590 |
} |
|
591 |
||
592 |
// ---------------------------------------------------------------------------- |
|
593 |
// CGlxDataSourceTaskMde::ExecuteQueryL |
|
594 |
// ---------------------------------------------------------------------------- |
|
595 |
// |
|
596 |
void CGlxDataSourceTaskMde::ExecuteQueryL() |
|
597 |
{ |
|
598 |
TRACER("CGlxDataSourceTaskMde::ExecuteQueryL()"); |
|
599 |
__ASSERT_DEBUG(iQueries.Count(), Panic(EGlxPanicQueryLogicError)); |
|
600 |
iQueries[0]->FindL(); |
|
601 |
} |
|
602 |
||
603 |
// ---------------------------------------------------------------------------- |
|
604 |
// CGlxDataSourceTaskMde::HandleQueryCompletedL |
|
605 |
// ---------------------------------------------------------------------------- |
|
606 |
// |
|
607 |
void CGlxDataSourceTaskMde::HandleQueryCompletedL(CMdEQuery& aQuery) |
|
608 |
{ |
|
609 |
TRACER("CGlxDataSourceTaskMde::HandleQueryCompletedL()"); |
|
610 |
DoHandleQueryCompletedL(aQuery); |
|
611 |
||
612 |
// Both the function calls should be executed if any |
|
613 |
// request is not cancelled before completion. |
|
614 |
// All the pending Queries are already destroyed in CancelRequest. |
|
615 |
// Hence we do not have to call RemoveQuery here. That will lead to |
|
616 |
// User 130 crash. |
|
617 |
// DoNextQuery tries to get iQueries.Count(). Since iQueries is destroyed |
|
618 |
// in CancelRequest |
|
619 |
if (iCancelled) |
|
620 |
{ |
|
621 |
GLX_LOG_INFO("***Query already Removed. Hence Return***"); |
|
622 |
return; |
|
623 |
} |
|
624 |
RemoveQuery(); |
|
625 |
DoNextQueryL(); |
|
626 |
} |
|
627 |
||
628 |
// ---------------------------------------------------------------------------- |
|
629 |
// CGlxDataSourceTaskMde::DestroyQueries |
|
630 |
// ---------------------------------------------------------------------------- |
|
631 |
// |
|
632 |
void CGlxDataSourceTaskMde::DestroyQueries() |
|
633 |
{ |
|
634 |
TRACER("CGlxDataSourceTaskMde::DestroyQueries()"); |
|
635 |
for (TInt i = 0; i < iQueries.Count(); i++) |
|
636 |
{ |
|
637 |
// Ensure that there are not any running queries |
|
638 |
iQueries[i]->RemoveObserver(*this); |
|
639 |
iQueries[i]->Cancel(); |
|
640 |
} |
|
641 |
iQueries.ResetAndDestroy(); |
|
642 |
iQueryTypes.Close(); |
|
643 |
} |
|
644 |
||
645 |
||
646 |