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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: Media item
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*
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*/
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#include "glxmedia.h"
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#include <glxassert.h>
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#include <glxthumbnailattributeinfo.h>
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#include <mpxmediacollectiondetaildefs.h>
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#include <mpxmediadrmdefs.h>
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#include <e32math.h>
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#include <lbsposition.h> // for TCoordinate
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#include "glxcollectiongeneraldefs.h"
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#include "glxmediastaticitemdefs.h"
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#include "glxthumbnailutility.h"
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#include <glxtracer.h> //For logging
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// -----------------------------------------------------------------------------
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// Constructor
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// -----------------------------------------------------------------------------
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//
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TGlxMedia::TGlxMedia( CGlxMedia& aMedia )
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{
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TRACER("TGlxMedia::Default Constructor");
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__ASSERT_DEBUG ( aMedia.Id() != KGlxIdNone, Panic( EGlxPanicIllegalArgument ) ); // Must have an id defined,
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iId = aMedia.Id();
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iItem = &aMedia;
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}
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// -----------------------------------------------------------------------------
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// Compare two media items by id
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// -----------------------------------------------------------------------------
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//
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EXPORT_C TBool TGlxMedia::MatchById(const TGlxMedia& aMedia1, const TGlxMedia& aMedia2)
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{
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TRACER("TGlxMedia::MatchById");
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return aMedia1.iId == aMedia2.iId;
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}
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// -----------------------------------------------------------------------------
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// Tests to see if the Media is a static
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// -----------------------------------------------------------------------------
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EXPORT_C TBool TGlxMedia::IsStatic() const
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{
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TRACER("TGlxMedia::IsStatic");
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if ( iItem )
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{
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return iItem->IsSupported( KGlxMediaStaticItem );
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}
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return EFalse;
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}
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// -----------------------------------------------------------------------------
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// Gets the command associated with a static item
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// -----------------------------------------------------------------------------
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EXPORT_C TBool TGlxMedia::GetStaticItemCommand(TInt& aCmd) const
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{
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TRACER("TGlxMedia::GetStaticItemCommand");
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if ( iItem )
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{
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TMPXAttribute attrib(KGlxMediaIdStaticItem,
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KGlxMediaStaticItemCommand);
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return iItem->GetValueTObject( aCmd, attrib );
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}
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// by default the cmd value is not changed
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return EFalse;
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}
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// -----------------------------------------------------------------------------
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// Gets the date
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// -----------------------------------------------------------------------------
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EXPORT_C TBool TGlxMedia::GetDate(TTime& aDate) const
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{
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TRACER("TGlxMedia::GetDate");
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if ( iItem )
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{
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return iItem->GetValueTObject( aDate, KMPXMediaGeneralDate );
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}
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// by default the date is not changed
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return EFalse;
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}
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// -----------------------------------------------------------------------------
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// Gets the last modified date
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// -----------------------------------------------------------------------------
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EXPORT_C TBool TGlxMedia::GetLastModifiedDate(TTime& aDate) const
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{
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TRACER("TGlxMedia::GetLastModifiedDate");
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if ( iItem )
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{
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return iItem->GetValueTObject( aDate, KGlxMediaGeneralLastModifiedDate );
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}
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// by default the date is not changed
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return EFalse;
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}
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// -----------------------------------------------------------------------------
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// Gets the general category
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// -----------------------------------------------------------------------------
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EXPORT_C TMPXGeneralCategory TGlxMedia::Category() const
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{
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TRACER("TGlxMedia::Category");
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TMPXGeneralCategory cat = EMPXNoCategory;
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if ( iItem )
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{
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// if this fails cat will remain as EMPXNoCategory
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iItem->GetValueTObject( cat, KMPXMediaGeneralCategory );
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}
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return cat;
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}
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// -----------------------------------------------------------------------------
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// Gets the dimensions
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// -----------------------------------------------------------------------------
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EXPORT_C TBool TGlxMedia::GetDimensions(TSize& aSize) const
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{
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TRACER("TGlxMedia::GetDimensions");
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if ( iItem )
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{
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return iItem->GetValueTObject( aSize, KGlxMediaGeneralDimensions );
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}
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// by default the size is not changed
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return EFalse;
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}
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// -----------------------------------------------------------------------------
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// Gets the (file) size
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// -----------------------------------------------------------------------------
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EXPORT_C TBool TGlxMedia::GetSize(TUint& aSize) const
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{
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TRACER("TGlxMedia::GetSize");
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if ( iItem )
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{
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return iItem->GetValueTObject( aSize, KMPXMediaGeneralSize );
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}
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// by default the size is not changed
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return EFalse;
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}
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// -----------------------------------------------------------------------------
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// Gets the duration
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// -----------------------------------------------------------------------------
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EXPORT_C TBool TGlxMedia::GetDuration(TReal32& aDuration) const
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{
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TRACER("TGlxMedia::GetDuration");
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if ( iItem )
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{
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return iItem->GetValueTObject( aDuration, KMPXMediaGeneralDuration );
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}
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// by default the duration is not changed
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return EFalse;
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}
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// -----------------------------------------------------------------------------
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// Gets the frame count
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// -----------------------------------------------------------------------------
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EXPORT_C TBool TGlxMedia::GetFrameCount(TInt& aFrameCount) const
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{
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TRACER("TGlxMedia::GetFrameCount");
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if ( iItem )
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{
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return iItem->GetValueTObject( aFrameCount, KGlxMediaGeneralFramecount );
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}
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// by default the frame count is not changed
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return EFalse;
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}
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// -----------------------------------------------------------------------------
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// Gets the general count
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// -----------------------------------------------------------------------------
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EXPORT_C TBool TGlxMedia::GetContainedItemCount(TInt& aGeneralCount) const
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{
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TRACER("TGlxMedia::GetContainedItemCount");
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if ( iItem )
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{
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return iItem->GetValueTObject( aGeneralCount, KMPXMediaGeneralCount );
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}
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// by default the frame count is not changed
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return EFalse;
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}
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// -----------------------------------------------------------------------------
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// Gets the general count
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// -----------------------------------------------------------------------------
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EXPORT_C TBool TGlxMedia::GetSlideshowPlayableContainedItemCount(TInt& aGeneralCount) const
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{
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TRACER("TGlxMedia::GetSlideshowPlayableContainedItemCount");
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if ( iItem )
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{
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return iItem->GetValueTObject( aGeneralCount, KGlxMediaGeneralSlideshowableContent );
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}
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// by default the frame count is not changed
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return EFalse;
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}
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// -----------------------------------------------------------------------------
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// Gets the coordinate value
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// -----------------------------------------------------------------------------
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EXPORT_C TBool TGlxMedia::GetCoordinate(TCoordinate& aCoordinate) const
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{
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TRACER("TGlxMedia::GetCoordinate");
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TBool isSupported = EFalse;
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if ( iItem )
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{
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if (iItem->GetValueTObject( aCoordinate, KGlxMediaGeneralLocation ))
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{
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isSupported = ETrue;
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if ( Math::IsNaN( aCoordinate.Latitude() ) ||
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Math::IsNaN( aCoordinate.Longitude() ) ||
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aCoordinate.Datum() != KPositionDatumWgs84 )
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{
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isSupported = EFalse;
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}
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}
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}
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// by default the coodinate is not changed
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return isSupported;
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}
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// -----------------------------------------------------------------------------
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// Gets the IconInfo
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// -----------------------------------------------------------------------------
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EXPORT_C TBool TGlxMedia::GetIconInfo(TIconInfo& aInfo) const
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{
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TRACER("TGlxMedia::GetIconInfo");
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if ( iItem )
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{
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return iItem->GetValueTObject( aInfo, KMPXMediaGeneralIcon );
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}
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// by default aInfo is not changed
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return EFalse;
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}
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// -----------------------------------------------------------------------------
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// Returns the DRM protection indication - defaults to ETrue if not found
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// -----------------------------------------------------------------------------
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EXPORT_C TBool TGlxMedia::IsDrmProtected() const
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{
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TRACER("TGlxMedia::IsDrmProtected");
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TBool isDrmProtected = ETrue;
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if ( iItem )
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{
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// ignore return value. Failure leaves isDrmProtected unchanged as ETrue
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iItem->GetValueTObject( isDrmProtected, KMPXMediaDrmProtected );
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}
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// by default is protected
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return isDrmProtected;
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}
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// -----------------------------------------------------------------------------
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// Gets the DRM protection
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// -----------------------------------------------------------------------------
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EXPORT_C TBool TGlxMedia::GetDrmProtected(TBool& aIsProtected) const
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{
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TRACER("TGlxMedia::GetDrmProtected");
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if ( iItem )
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{
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return iItem->GetValueTObject( aIsProtected,
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KMPXMediaDrmProtected );
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}
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// by default aIsProtected is not changed
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return EFalse;
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}
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// -----------------------------------------------------------------------------
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// Gets the DRM protection
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// -----------------------------------------------------------------------------
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EXPORT_C TBool TGlxMedia::GetDrmValidity(TGlxMediaGeneralRightsValidity& aIsValid) const
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{
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if ( iItem )
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{
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return iItem->GetValueTObject( aIsValid,
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KGlxMediaGeneralDRMRightsValid );
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}
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// by default aIsValid is not changed
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return EFalse;
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}
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// -----------------------------------------------------------------------------
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// Gets the System Item indicator
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// -----------------------------------------------------------------------------
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EXPORT_C TBool TGlxMedia::GetSystemItem(TBool& aIsSystemItem) const
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{
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TRACER("TGlxMedia::GetSystemItem");
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if ( iItem )
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{
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return iItem->GetValueTObject( aIsSystemItem,
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KGlxMediaGeneralSystemItem );
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}
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// by default aIsSystemItem is not changed
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return EFalse;
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}
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// -----------------------------------------------------------------------------
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// Gets the title
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// -----------------------------------------------------------------------------
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EXPORT_C const TDesC& TGlxMedia::Title() const
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{
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TRACER("TGlxMedia::Title");
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if ( iItem )
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{
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return iItem->ValueText( KMPXMediaGeneralTitle );
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}
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return KNullDesC;
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}
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// -----------------------------------------------------------------------------
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// Gets the subtitle
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// -----------------------------------------------------------------------------
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EXPORT_C const TDesC& TGlxMedia::SubTitle() const
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{
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TRACER("TGlxMedia::SubTitle");
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if ( iItem )
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{
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return iItem->ValueText( KGlxMediaCollectionPluginSpecificSubTitle );
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}
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return KNullDesC;
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}
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// -----------------------------------------------------------------------------
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// Gets the comment
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// -----------------------------------------------------------------------------
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EXPORT_C const TDesC& TGlxMedia::Comment() const
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{
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TRACER("TGlxMedia::Comment");
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if ( iItem )
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{
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return iItem->ValueText( KMPXMediaGeneralComment );
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}
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return KNullDesC;
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}
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// -----------------------------------------------------------------------------
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// Gets the URI indicating the success in the return value
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// -----------------------------------------------------------------------------
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EXPORT_C const TDesC& TGlxMedia::Uri() const
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{
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TRACER("TGlxMedia::Uri");
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if( iItem )
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{
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return iItem->ValueText( KMPXMediaGeneralUri);
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}
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// by default descriptor pointer is unchanged
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return KNullDesC;
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}
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// -----------------------------------------------------------------------------
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// Gets the MimeType indicating the success in the return value
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// -----------------------------------------------------------------------------
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EXPORT_C const TDesC& TGlxMedia::MimeType() const
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{
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TRACER("TGlxMedia::MimeType");
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if( iItem )
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{
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return iItem->ValueText( KMPXMediaGeneralMimeType);
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}
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// by default descriptor pointer is unchanged
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return KNullDesC;
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}
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// -----------------------------------------------------------------------------
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// Gets a thumbnail attribute
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// -----------------------------------------------------------------------------
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EXPORT_C const CGlxThumbnailAttribute* TGlxMedia::ThumbnailAttribute(
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TMPXAttribute& aAttribute) const
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{
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TRACER("TGlxMedia::ThumbnailAttribute");
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if( iItem && KGlxMediaIdThumbnail == aAttribute.ContentId() )
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{
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return static_cast<const CGlxThumbnailAttribute*>
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( iItem->ValueCObject(aAttribute) );
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}
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else
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{
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return NULL;
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}
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}
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// ---------------------------------------------------------------------------
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// GetClosestThumbnail
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// ---------------------------------------------------------------------------
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//
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EXPORT_C TBool TGlxMedia::GetClosestThumbnail( TMPXAttribute& aAttribute,
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const TSize& aDesiredSize, TBool aDrmValid ) const
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{
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TRACER("TGlxMedia::GetClosestThumbnail");
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if ( iItem )
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{
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TInt index = GlxThumbnailUtility::ClosestThumbnail( aDesiredSize,
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*iItem, aDrmValid );
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if ( index >= 0 )
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{
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aAttribute = iItem->Attribute(index);
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return ETrue;
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}
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}
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return EFalse;
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}
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// -----------------------------------------------------------------------------
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// Is the media playable in slideshow
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// -----------------------------------------------------------------------------
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//
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EXPORT_C TBool TGlxMedia::IsSlideShowPlayableContent() const
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{
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TRACER("TGlxMedia::IsSlideShowPlayableContent");
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if (iItem)
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{
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// Only DRM protected images are allowed
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if (iItem->IsSupported(KMPXMediaGeneralCategory) &&
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iItem->IsSupported(KMPXMediaDrmProtected) &&
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|
463 |
iItem->IsSupported(KGlxMediaGeneralFramecount))
|
|
464 |
{
|
|
465 |
if (iItem->ValueTObject<TInt>(KMPXMediaGeneralCategory) == EMPXImage &&
|
|
466 |
!iItem->ValueTObject<TInt>(KMPXMediaDrmProtected) &&
|
|
467 |
iItem->ValueTObject<TInt>(KGlxMediaGeneralFramecount) == 1)
|
|
468 |
{
|
|
469 |
return ETrue;
|
|
470 |
}
|
|
471 |
}
|
|
472 |
// The media item is either not DRM protected, a video or an animated gif
|
|
473 |
}
|
|
474 |
return EFalse;
|
|
475 |
}
|
|
476 |
|
|
477 |
// -----------------------------------------------------------------------------
|
|
478 |
// Returns the IdSpaceId associated with the media
|
|
479 |
// -----------------------------------------------------------------------------
|
|
480 |
//
|
|
481 |
EXPORT_C TGlxIdSpaceId TGlxMedia::IdSpaceId() const
|
|
482 |
{
|
|
483 |
TRACER("TGlxMedia::IdSpaceId");
|
|
484 |
|
|
485 |
TGlxIdSpaceId idSpaceId( KGlxIdNone );
|
|
486 |
|
|
487 |
if ( iItem )
|
|
488 |
{
|
|
489 |
iItem->GetValueTObject( idSpaceId, KMPXMediaColDetailSpaceId );
|
|
490 |
}
|
|
491 |
|
|
492 |
return idSpaceId;
|
|
493 |
}
|
|
494 |
|
|
495 |
// -----------------------------------------------------------------------------
|
|
496 |
// Set media pointer
|
|
497 |
// -----------------------------------------------------------------------------
|
|
498 |
//
|
|
499 |
void TGlxMedia::SetMedia( CGlxMedia* aMedia, MGlxMediaUser& aMediaUser, TInt aIndex )
|
|
500 |
{
|
|
501 |
TRACER("TGlxMedia::SetMedia");
|
|
502 |
|
|
503 |
__ASSERT_DEBUG( aMedia == NULL || !iItem , Panic(EGlxPanicAlreadyInitialised ) ); // Already has media
|
|
504 |
if ( aMedia )
|
|
505 |
{
|
|
506 |
// Media object being added
|
|
507 |
aMedia->AddUser( aMediaUser, aIndex );
|
|
508 |
}
|
|
509 |
else if ( iItem )
|
|
510 |
{
|
|
511 |
// Media object being set to null, remove since old media object exists
|
|
512 |
iItem->RemoveUser( aMediaUser );
|
|
513 |
}
|
|
514 |
iItem = aMedia;
|
|
515 |
}
|
|
516 |
|
|
517 |
// -----------------------------------------------------------------------------
|
|
518 |
// Update media
|
|
519 |
// -----------------------------------------------------------------------------
|
|
520 |
//
|
|
521 |
void TGlxMedia::UpdateMedia( MGlxMediaUser& aMediaUser, TInt aIndex )
|
|
522 |
{
|
|
523 |
TRACER("TGlxMedia::UpdateMedia");
|
|
524 |
|
|
525 |
if ( iItem )
|
|
526 |
{
|
|
527 |
iItem->UpdateUser( aMediaUser, aIndex );
|
|
528 |
}
|
|
529 |
}
|
|
530 |
|
|
531 |
// -----------------------------------------------------------------------------
|
|
532 |
// Constructor
|
|
533 |
// -----------------------------------------------------------------------------
|
|
534 |
//
|
|
535 |
EXPORT_C CGlxMedia::CGlxMedia(const TGlxMediaId& aId)
|
|
536 |
: iId(aId), iUsers(2) // On average, two list as users assumed
|
|
537 |
{
|
|
538 |
TRACER("CGlxMedia::Default Constructor");
|
|
539 |
}
|
|
540 |
|
|
541 |
// -----------------------------------------------------------------------------
|
|
542 |
// Destructor
|
|
543 |
// -----------------------------------------------------------------------------
|
|
544 |
//
|
|
545 |
EXPORT_C CGlxMedia::~CGlxMedia()
|
|
546 |
{
|
|
547 |
TRACER("CGlxMedia::Destructor");
|
|
548 |
|
|
549 |
iUsers.Close();
|
|
550 |
|
|
551 |
Reset();
|
|
552 |
iValues.Close();
|
|
553 |
iAttributes.Close();
|
|
554 |
}
|
|
555 |
|
|
556 |
// -----------------------------------------------------------------------------
|
|
557 |
// Make space in the array of users, so can safely append later
|
|
558 |
// -----------------------------------------------------------------------------
|
|
559 |
//
|
|
560 |
void CGlxMedia::ReserveUsersL(TInt aReservationCount)
|
|
561 |
{
|
|
562 |
TRACER("CGlxMedia::ReserveUsersL");
|
|
563 |
|
|
564 |
iUsers.ReserveL( aReservationCount );
|
|
565 |
__DEBUG_ONLY( _iUserReservationCount = aReservationCount );
|
|
566 |
}
|
|
567 |
|
|
568 |
// -----------------------------------------------------------------------------
|
|
569 |
// Adds a user to the list
|
|
570 |
// -----------------------------------------------------------------------------
|
|
571 |
//
|
|
572 |
void CGlxMedia::AddUser( MGlxMediaUser& aUser, TInt aIndex )
|
|
573 |
{
|
|
574 |
TRACER("CGlxMedia::AddUser");
|
|
575 |
|
|
576 |
// Must not exist already
|
|
577 |
__ASSERT_DEBUG( !IsUser( aUser ), Panic( EGlxPanicAlreadyAdded ) );
|
|
578 |
// Client must have made a reservation before calling
|
|
579 |
__ASSERT_DEBUG( _iUserReservationCount > 0, Panic( EGlxPanicLogicError ) );
|
|
580 |
|
|
581 |
__DEBUG_ONLY( _iUserReservationCount-- );
|
|
582 |
|
|
583 |
// Ignore the leave, cannot fail since reservation made
|
|
584 |
TRAP_IGNORE(iUsers.AppendL(TMediaUser(&aUser, aIndex)));
|
|
585 |
}
|
|
586 |
|
|
587 |
// -----------------------------------------------------------------------------
|
|
588 |
// RemoveUser
|
|
589 |
// -----------------------------------------------------------------------------
|
|
590 |
//
|
|
591 |
void CGlxMedia::RemoveUser( const MGlxMediaUser& aUser )
|
|
592 |
{
|
|
593 |
TRACER("CGlxMedia::RemoveUser");
|
|
594 |
|
|
595 |
TMediaUser mediaUser( const_cast<MGlxMediaUser*>( &aUser ) );
|
|
596 |
TInt index = iUsers.Find( mediaUser, &TMediaUser::MatchUser );
|
|
597 |
if ( KErrNotFound != index )
|
|
598 |
{
|
|
599 |
iUsers.Remove( index );
|
|
600 |
}
|
|
601 |
}
|
|
602 |
|
|
603 |
// -----------------------------------------------------------------------------
|
|
604 |
// IsUser
|
|
605 |
// -----------------------------------------------------------------------------
|
|
606 |
//
|
|
607 |
TBool CGlxMedia::IsUser( const MGlxMediaUser& aUser ) const
|
|
608 |
{
|
|
609 |
TRACER("CGlxMedia::IsUser");
|
|
610 |
|
|
611 |
TMediaUser mediaUser( const_cast<MGlxMediaUser*>( &aUser ) );
|
|
612 |
return ( KErrNotFound != iUsers.Find( mediaUser, &TMediaUser::MatchUser ) );
|
|
613 |
}
|
|
614 |
|
|
615 |
// -----------------------------------------------------------------------------
|
|
616 |
// Return user by index
|
|
617 |
// -----------------------------------------------------------------------------
|
|
618 |
//
|
|
619 |
MGlxMediaUser& CGlxMedia::User( TInt aIndex ) const
|
|
620 |
{
|
|
621 |
TRACER("CGlxMedia::User");
|
|
622 |
|
|
623 |
return *( iUsers[ aIndex ].iMediaUser );
|
|
624 |
}
|
|
625 |
|
|
626 |
// -----------------------------------------------------------------------------
|
|
627 |
// Return index in the media list user
|
|
628 |
// -----------------------------------------------------------------------------
|
|
629 |
//
|
|
630 |
TInt CGlxMedia::IndexInUser(TInt aIndex) const
|
|
631 |
{
|
|
632 |
TRACER("CGlxMedia::IndexInUser");
|
|
633 |
|
|
634 |
return iUsers[ aIndex ].iIndex;
|
|
635 |
}
|
|
636 |
|
|
637 |
// -----------------------------------------------------------------------------
|
|
638 |
// Update index in the media list user
|
|
639 |
// -----------------------------------------------------------------------------
|
|
640 |
//
|
|
641 |
void CGlxMedia::UpdateUser( MGlxMediaUser& aUser, TInt aIndex )
|
|
642 |
{
|
|
643 |
TRACER("CGlxMedia::UpdateUser");
|
|
644 |
|
|
645 |
TMediaUser mediaUser( &aUser );
|
|
646 |
TInt index = iUsers.Find( mediaUser, &TMediaUser::MatchUser );
|
|
647 |
if ( KErrNotFound != index )
|
|
648 |
{
|
|
649 |
iUsers[ index ].iIndex = aIndex;
|
|
650 |
}
|
|
651 |
}
|
|
652 |
|
|
653 |
// -----------------------------------------------------------------------------
|
|
654 |
// Return the number of users
|
|
655 |
// -----------------------------------------------------------------------------
|
|
656 |
//
|
|
657 |
TInt CGlxMedia::UserCount() const
|
|
658 |
{
|
|
659 |
TRACER("CGlxMedia::UserCount");
|
|
660 |
|
|
661 |
return iUsers.Count();
|
|
662 |
}
|
|
663 |
|
|
664 |
// -----------------------------------------------------------------------------
|
|
665 |
// The value for a specific attribute
|
|
666 |
// -----------------------------------------------------------------------------
|
|
667 |
//
|
|
668 |
EXPORT_C const TDesC& CGlxMedia::ValueText(const TMPXAttribute& aAttribute) const
|
|
669 |
{
|
|
670 |
TRACER("CGlxMedia::ValueText");
|
|
671 |
|
|
672 |
TInt i = Index(aAttribute);
|
|
673 |
HBufC* ptr = NULL;
|
|
674 |
if (i == KErrNotFound)
|
|
675 |
{
|
|
676 |
return KNullDesC;
|
|
677 |
}
|
|
678 |
|
|
679 |
if(EMPXTypeText == iValues[i].iType)
|
|
680 |
{
|
|
681 |
ptr = reinterpret_cast<HBufC*>(iValues[i].iValue);
|
|
682 |
__ASSERT_DEBUG(ptr != NULL, Panic(EGlxPanicNullPointer));
|
|
683 |
}
|
|
684 |
|
|
685 |
return *ptr;
|
|
686 |
}
|
|
687 |
|
|
688 |
// -----------------------------------------------------------------------------
|
|
689 |
// The text from a specific attribute, indicating success
|
|
690 |
// -----------------------------------------------------------------------------
|
|
691 |
//
|
|
692 |
EXPORT_C TBool CGlxMedia::GetValueText(TPtrC& aText,
|
|
693 |
const TMPXAttribute& aAttribute) const
|
|
694 |
{
|
|
695 |
TRACER("CGlxMedia::GetValueText");
|
|
696 |
|
|
697 |
TInt i = Index(aAttribute);
|
|
698 |
if (i == KErrNotFound)
|
|
699 |
{
|
|
700 |
// leave aText unchanged
|
|
701 |
return EFalse;
|
|
702 |
}
|
|
703 |
|
|
704 |
__ASSERT_DEBUG(EMPXTypeText == iValues[i].iType,
|
|
705 |
Panic(EGlxPanicWrongAttributeType));
|
|
706 |
HBufC* ptr = reinterpret_cast<HBufC*>(iValues[i].iValue);
|
|
707 |
__ASSERT_DEBUG(ptr != NULL, Panic(EGlxPanicNullPointer));
|
|
708 |
aText.Set(*ptr);
|
|
709 |
return ETrue;
|
|
710 |
}
|
|
711 |
|
|
712 |
// -----------------------------------------------------------------------------
|
|
713 |
// The value for a specific attribute
|
|
714 |
// -----------------------------------------------------------------------------
|
|
715 |
//
|
|
716 |
EXPORT_C const CBase* CGlxMedia::ValueCObject(const TMPXAttribute& aAttribute) const
|
|
717 |
{
|
|
718 |
TRACER("CGlxMedia::ValueCObject");
|
|
719 |
|
|
720 |
TInt i = Index(aAttribute);
|
|
721 |
if (i == KErrNotFound)
|
|
722 |
{
|
|
723 |
return NULL;
|
|
724 |
}
|
|
725 |
|
|
726 |
__ASSERT_DEBUG(EMPXTypeCObject == iValues[i].iType,
|
|
727 |
Panic(EGlxPanicWrongAttributeType));
|
|
728 |
CBase* ptr = reinterpret_cast<CBase*>(iValues[i].iValue);
|
|
729 |
__ASSERT_DEBUG(ptr != NULL, Panic(EGlxPanicNullPointer));
|
|
730 |
return ptr;
|
|
731 |
}
|
|
732 |
|
|
733 |
// -----------------------------------------------------------------------------
|
|
734 |
// Clears all the attributes and values
|
|
735 |
// -----------------------------------------------------------------------------
|
|
736 |
//
|
|
737 |
EXPORT_C void CGlxMedia::Reset()
|
|
738 |
{
|
|
739 |
TRACER("CGlxMedia::Reset");
|
|
740 |
|
|
741 |
// Delete attribute values
|
|
742 |
TInt count = iValues.Count();
|
|
743 |
__ASSERT_DEBUG(iAttributes.Count() == count, Panic(EGlxPanicLogicError));
|
|
744 |
for (TInt i = 0; i < count; i++)
|
|
745 |
{
|
|
746 |
Delete(iValues[i]);
|
|
747 |
}
|
|
748 |
|
|
749 |
// Remove also attributes and pointers to values
|
|
750 |
iValues.Reset();
|
|
751 |
iAttributes.Reset();
|
|
752 |
}
|
|
753 |
|
|
754 |
// -----------------------------------------------------------------------------
|
|
755 |
// Deletes the value
|
|
756 |
// -----------------------------------------------------------------------------
|
|
757 |
//
|
|
758 |
void CGlxMedia::Delete(TValue& aValue)
|
|
759 |
{
|
|
760 |
TRACER("CGlxMedia::Delete");
|
|
761 |
|
|
762 |
TMPXAttributeType type = aValue.iType;
|
|
763 |
if (type == EMPXTypeText)
|
|
764 |
{
|
|
765 |
delete reinterpret_cast<HBufC*>(aValue.iValue);
|
|
766 |
}
|
|
767 |
else if (type == EMPXTypeCObject)
|
|
768 |
{
|
|
769 |
delete reinterpret_cast<CBase*>(aValue.iValue);
|
|
770 |
}
|
|
771 |
else if (type == EMPXTypeTObject)
|
|
772 |
{
|
|
773 |
User::Free(aValue.iValue);
|
|
774 |
}
|
|
775 |
}
|
|
776 |
|
|
777 |
// -----------------------------------------------------------------------------
|
|
778 |
// Sets or modifies the value
|
|
779 |
// -----------------------------------------------------------------------------
|
|
780 |
//
|
|
781 |
EXPORT_C void CGlxMedia::SetTextValueL(const TMPXAttribute& aAttribute,
|
|
782 |
const TDesC& aValue)
|
|
783 |
{
|
|
784 |
TRACER("CGlxMedia::SetTextValueL");
|
|
785 |
|
|
786 |
// Allocate first for leave safely
|
|
787 |
HBufC* buf = aValue.AllocLC();
|
|
788 |
|
|
789 |
TInt i = Index(aAttribute);
|
|
790 |
if (i != KErrNotFound)
|
|
791 |
{
|
|
792 |
// Replace the existing value
|
|
793 |
TValue& value = iValues[i];
|
|
794 |
Delete(value);
|
|
795 |
|
|
796 |
value.iValue = buf;
|
|
797 |
value.iType = EMPXTypeText;
|
|
798 |
}
|
|
799 |
else
|
|
800 |
{
|
|
801 |
iValues.AppendL(TValue(buf, EMPXTypeText));
|
|
802 |
TInt err = iAttributes.Append(aAttribute);
|
|
803 |
if (err != KErrNone)
|
|
804 |
{
|
|
805 |
// Failed, undo the append
|
|
806 |
iValues.Remove(iValues.Count() - 1);
|
|
807 |
User::Leave(err);
|
|
808 |
}
|
|
809 |
}
|
|
810 |
|
|
811 |
CleanupStack::Pop(buf);
|
|
812 |
}
|
|
813 |
|
|
814 |
// -----------------------------------------------------------------------------
|
|
815 |
// Sets or modifies the value
|
|
816 |
// -----------------------------------------------------------------------------
|
|
817 |
//
|
|
818 |
EXPORT_C void CGlxMedia::SetCObjectValueL(const TMPXAttribute& aAttribute,
|
|
819 |
CBase* aValue_TakesOwnership)
|
|
820 |
{
|
|
821 |
TRACER("CGlxMedia::SetCObjectValueL");
|
|
822 |
|
|
823 |
TInt i = Index(aAttribute);
|
|
824 |
if (i != KErrNotFound)
|
|
825 |
{
|
|
826 |
// Replace the existing value
|
|
827 |
TValue& value = iValues[i];
|
|
828 |
Delete(value);
|
|
829 |
|
|
830 |
value.iValue = aValue_TakesOwnership;
|
|
831 |
value.iType = EMPXTypeCObject;
|
|
832 |
}
|
|
833 |
else
|
|
834 |
{
|
|
835 |
iValues.AppendL(TValue(aValue_TakesOwnership, EMPXTypeCObject));
|
|
836 |
TInt err = iAttributes.Append(aAttribute);
|
|
837 |
if (err != KErrNone)
|
|
838 |
{
|
|
839 |
// Failed, undo the append
|
|
840 |
iValues.Remove(iValues.Count() - 1);
|
|
841 |
User::Leave(err);
|
|
842 |
}
|
|
843 |
}
|
|
844 |
}
|
|
845 |
|
|
846 |
// -----------------------------------------------------------------------------
|
|
847 |
// DeleteAttribute
|
|
848 |
// -----------------------------------------------------------------------------
|
|
849 |
//
|
|
850 |
EXPORT_C void CGlxMedia::DeleteAttribute(const TMPXAttribute& aAttribute)
|
|
851 |
{
|
|
852 |
TRACER("CGlxMedia::DeleteAttribute");
|
|
853 |
|
|
854 |
TInt index = Index( aAttribute );
|
|
855 |
if ( KErrNotFound != index )
|
|
856 |
{
|
|
857 |
DeleteAttribute( index );
|
|
858 |
}
|
|
859 |
}
|
|
860 |
|
|
861 |
// -----------------------------------------------------------------------------
|
|
862 |
// AttributeTypeId
|
|
863 |
// -----------------------------------------------------------------------------
|
|
864 |
//
|
|
865 |
TMPXAttributeType CGlxMedia::AttributeTypeId(const TMPXAttribute& aAttribute) const
|
|
866 |
{
|
|
867 |
TRACER("CGlxMedia::AttributeTypeId");
|
|
868 |
|
|
869 |
TMPXAttributeType type(EMPXTypeUnknown);
|
|
870 |
TInt index(Index(aAttribute));
|
|
871 |
if( index != KErrNotFound)
|
|
872 |
{
|
|
873 |
return iValues[index].iType;
|
|
874 |
}
|
|
875 |
return type;
|
|
876 |
|
|
877 |
}
|
|
878 |
// -----------------------------------------------------------------------------
|
|
879 |
// DeleteAttribute
|
|
880 |
// -----------------------------------------------------------------------------
|
|
881 |
//
|
|
882 |
void CGlxMedia::DeleteAttribute( TInt aAttributeIndex )
|
|
883 |
{
|
|
884 |
TRACER("CGlxMedia::DeleteAttribute");
|
|
885 |
|
|
886 |
GLX_ASSERT_DEBUG( 0 <= aAttributeIndex && aAttributeIndex < iValues.Count(),
|
|
887 |
Panic(EGlxPanicIllegalArgument), "deleting attribute out of bounds");
|
|
888 |
|
|
889 |
// Delete the existing value
|
|
890 |
TValue& value = iValues[aAttributeIndex];
|
|
891 |
Delete( value );
|
|
892 |
iValues.Remove( aAttributeIndex );
|
|
893 |
iAttributes.Remove( aAttributeIndex );
|
|
894 |
}
|
|
895 |
|
|
896 |
// -----------------------------------------------------------------------------
|
|
897 |
// Handles modification of item
|
|
898 |
// -----------------------------------------------------------------------------
|
|
899 |
EXPORT_C void CGlxMedia::HandleModified(const RArray<TMPXAttribute>& aAttributes)
|
|
900 |
{
|
|
901 |
TRACER("CGlxMedia::HandleModified");
|
|
902 |
|
|
903 |
TInt attributeCount = aAttributes.Count();
|
|
904 |
if (attributeCount > 0)
|
|
905 |
{
|
|
906 |
// Remove specified attributes
|
|
907 |
for (TInt count = 0; count < attributeCount; ++count)
|
|
908 |
{
|
|
909 |
DeleteAttribute(aAttributes[count]);
|
|
910 |
}
|
|
911 |
}
|
|
912 |
else
|
|
913 |
{
|
|
914 |
// Remove all attributes
|
|
915 |
Reset();
|
|
916 |
}
|
|
917 |
}
|
|
918 |
|
|
919 |
// -----------------------------------------------------------------------------
|
|
920 |
// Sets generic TAny* value
|
|
921 |
// -----------------------------------------------------------------------------
|
|
922 |
EXPORT_C void CGlxMedia::SetValueL(const TMPXAttribute& aAttribute, TAny* aValue, TMPXAttributeType aType)
|
|
923 |
{
|
|
924 |
TRACER("CGlxMedia::SetValueL");
|
|
925 |
|
|
926 |
TInt i = Index(aAttribute);
|
|
927 |
if (KErrNotFound != i)
|
|
928 |
{
|
|
929 |
// Replace the existing value
|
|
930 |
TValue& value = iValues[i];
|
|
931 |
Delete(value);
|
|
932 |
|
|
933 |
value.iValue = aValue; // Takes ownership
|
|
934 |
value.iType = aType;
|
|
935 |
}
|
|
936 |
else
|
|
937 |
{
|
|
938 |
TInt err = iValues.Append(TValue(aValue, aType));
|
|
939 |
|
|
940 |
// If appended value ok, try to append the attribute.
|
|
941 |
if (KErrNone == err)
|
|
942 |
{
|
|
943 |
err = iAttributes.Append(aAttribute);
|
|
944 |
if (err != KErrNone)
|
|
945 |
{
|
|
946 |
// Failed, undo the append
|
|
947 |
iValues.Remove(iValues.Count() - 1);
|
|
948 |
}
|
|
949 |
}
|
|
950 |
|
|
951 |
if (KErrNone != err)
|
|
952 |
{
|
|
953 |
User::Free(aValue);
|
|
954 |
User::Leave(err);
|
|
955 |
}
|
|
956 |
}
|
|
957 |
}
|
|
958 |
|
|
959 |
|
|
960 |
// ---------------------------------------------------------------------------
|
|
961 |
// Find match by MGlxMediaUser
|
|
962 |
// ---------------------------------------------------------------------------
|
|
963 |
//
|
|
964 |
TBool CGlxMedia::TMediaUser::MatchUser(const TMediaUser& aUser1, const TMediaUser& aUser2)
|
|
965 |
{
|
|
966 |
TRACER("CGlxMedia::TMediaUser::MatchUser");
|
|
967 |
|
|
968 |
return aUser1.iMediaUser == aUser2.iMediaUser;
|
|
969 |
}
|
|
970 |
|
|
971 |
// -----------------------------------------------------------------------------
|
|
972 |
// Constructor
|
|
973 |
// -----------------------------------------------------------------------------
|
|
974 |
//
|
|
975 |
CGlxMedia::TMediaUser::TMediaUser(MGlxMediaUser* aMediaUser, TInt aIndex) :
|
|
976 |
iMediaUser( aMediaUser ),
|
|
977 |
iIndex( aIndex )
|
|
978 |
{
|
|
979 |
TRACER("CGlxMedia::TMediaUser::Default Constructor");
|
|
980 |
|
|
981 |
}
|
|
982 |
|
|
983 |
// ---------------------------------------------------------------------------
|
|
984 |
// Test invariant
|
|
985 |
// ---------------------------------------------------------------------------
|
|
986 |
EXPORT_C void CGlxMedia::__DbgTestInvariant() const
|
|
987 |
{
|
|
988 |
TRACER("CGlxMedia::__DbgTestInvariant");
|
|
989 |
|
|
990 |
#ifdef _DEBUG
|
|
991 |
|
|
992 |
__ASSERT_DEBUG( Id() != KGlxIdNone, Panic(EGlxPanicIllegalState));
|
|
993 |
// Make sure each list is a user only once
|
|
994 |
TInt userCount = iUsers.Count();
|
|
995 |
for (TInt i = 0; i < userCount; i++)
|
|
996 |
{
|
|
997 |
for (TInt j = i + 1; j < userCount; j++)
|
|
998 |
{
|
|
999 |
__ASSERT_DEBUG( !TMediaUser::MatchUser( iUsers[i], iUsers[j] ), Panic(EGlxPanicIllegalState));
|
|
1000 |
}
|
|
1001 |
}
|
|
1002 |
|
|
1003 |
#endif // _DEBUG
|
|
1004 |
}
|
|
1005 |
|
|
1006 |
// -----------------------------------------------------------------------------
|
|
1007 |
// Delete location attribute
|
|
1008 |
// -----------------------------------------------------------------------------
|
|
1009 |
EXPORT_C void TGlxMedia::DeleteLocationAttribute()
|
|
1010 |
{
|
|
1011 |
TRACER("TGlxMedia::DeleteLocationAttribute");
|
|
1012 |
if ( iItem )
|
|
1013 |
{
|
|
1014 |
iItem->DeleteAttribute( KGlxMediaGeneralLocation );
|
|
1015 |
}
|
|
1016 |
|
|
1017 |
}
|