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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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// This file contains the implementation of the SMS buffer
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//
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//
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/**
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@file
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*/
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#include "gsmubuf.h"
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#include "Gsmumain.h"
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#include <txtetext.h>
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/**
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* Internalises the object.
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*
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* @param aStream Stream to read from
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* @capability None
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*/
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EXPORT_C void CSmsBufferBase::InternalizeL(RReadStream& aStream)
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{
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Reset();
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TInt length=aStream.ReadInt32L();
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TBuf<EMaxBufLength> buf;
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for (TInt pos=0; pos<length; pos+=EMaxBufLength)
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{
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TInt buflength=(pos+EMaxBufLength)<=length? EMaxBufLength: length-pos;
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aStream.ReadL(buf,buflength);
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InsertL(pos,buf);
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}
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} // CSmsBufferBase::InternalizeL
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/**
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* Externalises the object.
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*
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* @param aStream Stream to write to
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* @capability None
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*/
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EXPORT_C void CSmsBufferBase::ExternalizeL(RWriteStream& aStream) const
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{
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TInt length=Length();
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aStream.WriteInt32L(length);
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for (TInt pos=0; pos<length; pos+=EMaxBufLength)
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{
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TBuf<EMaxBufLength> buf;
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TInt buflength=(pos+EMaxBufLength)<=length? EMaxBufLength: length-pos;
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Extract(buf,pos,buflength);
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aStream.WriteL(buf,buflength);
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}
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} // CSmsBufferBase::ExternalizeL
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/**
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* Allocates and constructs the buffer.
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*
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* @return New CSmsBuffer object
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* @capability None
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*/
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EXPORT_C CSmsBuffer* CSmsBuffer::NewL()
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{
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CSmsBuffer* smsbuffer=new(ELeave) CSmsBuffer();
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CleanupStack::PushL(smsbuffer);
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smsbuffer->iBuffer=new(ELeave) CArrayFixSeg<TText>(EMaxBufLength);
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CleanupStack::Pop();
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return smsbuffer;
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} // CSmsBuffer::NewL
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/**
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* Destructor, frees resource.
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* @capability None
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*/
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EXPORT_C CSmsBuffer::~CSmsBuffer()
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{
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delete iBuffer;
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} // CSmsBuffer::NewL
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/**
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* Gets the amount of space currently used in the buffer.
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*
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* @return Amount of space currently used in the buffer
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* @capability None
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*/
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EXPORT_C TInt CSmsBuffer::Length() const
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{
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return iBuffer->Count();
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} // CSmsBuffer::Length
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/**
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* Extracts buffer data to a descriptor.
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*
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* @param aBuf On return, buffer data
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* @param aPos Position within buffer to begin reading
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* @param aLength The amount of data to read from the buffer
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* @capability None
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*/
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EXPORT_C void CSmsBuffer::Extract(TDes& aBuf,TInt aPos,TInt aLength) const
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{
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aBuf.SetLength(aLength);
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for (TInt i=0; i<aLength; i++)
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aBuf[i]=iBuffer->At(aPos+i);
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} // CSmsBuffer::Extract
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/**
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* Inserts data into the buffer.
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*
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* @param aPos Position in the buffer to insert the data
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* @param aBuf The data to insert into the buffer
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* @capability None
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*/
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EXPORT_C void CSmsBuffer::InsertL(TInt aPos,const TDesC& aBuf)
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{
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iBuffer->InsertL(aPos,aBuf.Ptr(),aBuf.Length());
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} // CSmsBuffer::InsertL
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/**
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* Deletes data from the buffer.
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*
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* @param aPos Position in the buffer to delete the data
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* @param aLength The amount of data to delete from the buffer
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* @capability None
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*/
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EXPORT_C void CSmsBuffer::DeleteL(TInt aPos,TInt aLength)
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{
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iBuffer->Delete(aPos,aLength);
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} // CSmsBuffer::DeleteL
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/**
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* Resets the buffer.
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* @capability None
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*/
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EXPORT_C void CSmsBuffer::Reset()
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{
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iBuffer->Reset();
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} // CSmsBuffer::Reset
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CSmsBuffer::CSmsBuffer()
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{
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// NOP
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} // CSmsBuffer::CSmsBuffer
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/**
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* Allocates and constructs the buffer.
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*
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* @param aText Text object to use as buffer
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* @return New CSmsEditorBuffer object
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* @capability None
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*/
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EXPORT_C CSmsEditorBuffer* CSmsEditorBuffer::NewL(CEditableText& aText)
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{
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CSmsEditorBuffer* smseditorbuffer=new(ELeave) CSmsEditorBuffer(aText);
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CleanupStack::PushL(smseditorbuffer);
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CleanupStack::Pop();
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return smseditorbuffer;
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} // CSmsEditorBuffer::NewL
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/**
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* Destructor.
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* @capability None
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*/
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EXPORT_C CSmsEditorBuffer::~CSmsEditorBuffer()
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{
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// NOP
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} // CSmsEditorBuffer::NewL
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/**
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* Gets the number of characters in the buffer.
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*
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* @return The number of characters in the buffer.
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* @capability None
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*/
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EXPORT_C TInt CSmsEditorBuffer::Length() const
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{
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return iText.DocumentLength();
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} // CSmsEditorBuffer::Length
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/**
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* Extracts buffer data to a descriptor.
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*
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* @param aBuf On return, buffer data
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* @param aPos Position within buffer to begin reading
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* @param aLength The amount of data to read from the buffer
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* @capability None
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*/
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EXPORT_C void CSmsEditorBuffer::Extract(TDes& aBuf,TInt aPos,TInt aLength) const
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{
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iText.Extract(aBuf,aPos,aLength);
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} // CSmsEditorBuffer::Extract
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/**
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* Inserts data into the buffer.
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*
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* @param aPos Position in the buffer to insert the data
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* @param aBuf The data to insert into the buffer
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* @capability None
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*/
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EXPORT_C void CSmsEditorBuffer::InsertL(TInt aPos,const TDesC& aBuf)
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{
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iText.InsertL(aPos,aBuf);
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} // CSmsEditorBuffer::InsertL
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/**
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* Deletes data from the buffer.
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*
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* @param aPos Position in the buffer to delete the data
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* @param aLength The amount of data to delete from the buffer
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* @capability None
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*/
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EXPORT_C void CSmsEditorBuffer::DeleteL(TInt aPos,TInt aLength)
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{
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iText.DeleteL(aPos,aLength);
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} // CSmsEditorBuffer::DeleteL
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/**
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* Reset the buffer.
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* @capability None
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*/
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EXPORT_C void CSmsEditorBuffer::Reset()
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{
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iText.Reset();
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} // CSmsEditorBuffer::Reset
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CSmsEditorBuffer::CSmsEditorBuffer(CEditableText& aText):
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iText(aText)
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{
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// NOP
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} // CSmsEditorBuffer::CSmsEditorBuffer
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