| author | sl@SLION-WIN7.fritz.box |
| Fri, 15 Jun 2012 03:10:57 +0200 | |
| changeset 0 | bde4ae8d615e |
| permissions | -rw-r--r-- |
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// Copyright (c) 2001-2009 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: |
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// |
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|
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#include "MmfFifo.h" |
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|
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const TInt TMMFFifoItemBase::iOffset = _FOFF(TMMFFifoItemBase, iSlink); |
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|
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|
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/** |
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* |
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* Construct |
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* |
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*/ |
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CMMFFifoBase::CMMFFifoBase() : iFifo(TMMFFifoItemBase::iOffset), iFifoIter(iFifo) |
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{
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} |
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|
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|
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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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CMMFFifoBase::~CMMFFifoBase() |
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{
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TMMFFifoItemBase* item; |
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iFifoIter.SetToFirst(); |
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while((item = iFifoIter++)!=NULL) |
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{
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iFifo.Remove(*item); |
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delete item; |
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}; |
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} |
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|
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|
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/** |
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* |
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* To remove the first stream data from queue |
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* |
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*/ |
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void CMMFFifoBase::RemoveFirstItemBase() |
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{
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if(!iFifo.IsEmpty()) |
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{
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iFifo.Remove(*iFifo.First()); |
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} |
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} |
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|
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/** |
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* |
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* To get the first stream data from queue |
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* |
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* @return "CMMFFifoItem*" |
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* a pointer point to the stream data |
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* |
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*/ |
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TMMFFifoItemBase* CMMFFifoBase::GetBase() |
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{
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TMMFFifoItemBase* firstItem; |
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if(iFifo.IsEmpty()) |
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return NULL; |
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firstItem = iFifo.First(); |
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return firstItem; |
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} |
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|
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/** |
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* |
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* To add a stream data to the queue, the data will be added at end of queue |
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* |
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* @param "TMMFFifoItemBase& aItem" |
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* a reference to data |
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* |
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*/ |
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void CMMFFifoBase::AddToFifo(TMMFFifoItemBase& aItem) |
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{
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iFifo.AddLast(aItem); |
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} |
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|
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/** |
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* |
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* To check stream data queue empty or not |
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* |
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* @return "TBool" |
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* a boolean value to indicate the queue is empty or not (ETrue is empty) |
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* |
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*/ |
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TBool CMMFFifoBase::IsEmpty() |
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{
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return iFifo.IsEmpty(); |
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} |
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