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/*
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* Copyright (c) 2004-2007 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: Reportroot implementation
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*
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*/
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#include <e32debug.h>
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#include "hidreportroot.h"
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#include "debug.h"
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const TInt KSevenBits = 7;
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// ======== MEMBER FUNCTIONS ========
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// -----------------------------------------------------------------------------
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// NewLC()
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// -----------------------------------------------------------------------------
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//
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CReportRoot* CReportRoot::NewLC()
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{
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CReportRoot* self = new (ELeave) CReportRoot();
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CleanupStack::PushL(self);
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self->ConstructL();
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return self;
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}
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// -----------------------------------------------------------------------------
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// NewL()
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// -----------------------------------------------------------------------------
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//
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CReportRoot* CReportRoot::NewL()
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{
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CReportRoot* self = NewLC();
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CleanupStack::Pop(self);
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return self;
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}
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// -----------------------------------------------------------------------------
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// ~CReportRoot()
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// -----------------------------------------------------------------------------
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//
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CReportRoot::~CReportRoot()
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{
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iSizes.Reset();
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iSizes.Close();
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}
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// -----------------------------------------------------------------------------
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// CReportRoot()
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// -----------------------------------------------------------------------------
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//
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CReportRoot::CReportRoot()
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{
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// Nothing to do here
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}
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// -----------------------------------------------------------------------------
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// IncrementReportSizeL()
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// Manage the report ID <-> size "map":
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// -----------------------------------------------------------------------------
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//
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void CReportRoot::IncrementReportSizeL(TInt aReportId,
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CField::TType aType, TInt aIncrement)
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{
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TInt index = FindReportSizeIndex(aReportId, aType);
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if ( index == KErrNotFound )
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{
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// Add a new entry for this report ID to the "map":
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User::LeaveIfError(iSizes.Append(TReportSize(aReportId, aType)));
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index = iSizes.Count() - 1;
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TRACE_INFO((_L("Adding size record for report %d:%d (%d)\n"),
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aReportId, aType, iSizes[index].iSize));
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}
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TRACE_INFO((_L("Size for report %d:%d changes %d + %d\n"),
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aReportId, aType, iSizes[index].iSize, aIncrement));
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iSizes[index].iSize += aIncrement;
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}
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// -----------------------------------------------------------------------------
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// NumberOfReports()
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// -----------------------------------------------------------------------------
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//
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TInt CReportRoot::NumberOfReports() const
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{
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return iSizes.Count();
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}
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// -----------------------------------------------------------------------------
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// ReportSize()
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// -----------------------------------------------------------------------------
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//
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TInt CReportRoot::ReportSize(TInt aIndex) const
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{
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TInt size = 0;
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if (aIndex < iSizes.Count())
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{
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size = iSizes[aIndex].iSize;
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}
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return size;
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}
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// -----------------------------------------------------------------------------
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// ReportSize()
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// -----------------------------------------------------------------------------
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//
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TInt CReportRoot::ReportSize(TInt aReportId, CField::TType aType) const
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{
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TInt offset = 0;
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TInt index = FindReportSizeIndex(aReportId, aType);
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if (index != KErrNotFound && index < iSizes.Count() )
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{
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offset = iSizes[index].iSize;
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}
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return offset;
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}
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// -----------------------------------------------------------------------------
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// ReportSizeBytes()
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// -----------------------------------------------------------------------------
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//
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EXPORT_C TInt CReportRoot::ReportSizeBytes(TInt aReportId,
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CField::TType aType) const
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{
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TInt reportBytes = (ReportSize(aReportId, aType) + KSevenBits) / KSizeOfByte;
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// Add an extra byte if the report ID is used
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return ( aReportId ) ? reportBytes + 1 : reportBytes;
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}
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// -----------------------------------------------------------------------------
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// FindReportSizeIndex()
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// -----------------------------------------------------------------------------
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//
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TInt CReportRoot::FindReportSizeIndex(TInt aReportId, CField::TType aType) const
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{
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TIdentityRelation<TReportSize> matcher(TReportSize::Match);
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TInt index = iSizes.Find(TReportSize(aReportId, aType), matcher);
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TRACE_INFO((_L("FindReportSizeIndex(%d, %d) = %d\n"),
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aReportId, aType, index));
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return index;
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}
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