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/*
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* Copyright (c) 2006-2009 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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* Name : consolestream.h
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* Part of : stdio server
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* To handle console read and write
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*
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*
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*/
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#ifndef _CONSOLESTREAM_H_
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#define _CONSOLESTREAM_H_
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#include "streambase.h" //CStreamBase
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#include "ReadRequestHandler.h" //MRead and CReadRequestHandler
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#include <e32keys.h>
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class CConsoleBase;
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//Enumerations for the console echo - server side
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enum TConsoleEcho
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{
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EOff = 0, //Turn Off the echo
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EOn = 1, //Turn On the echo
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EPrintValid = 33, //Printable ascii character set <33-126>
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EPrintInvalid=127
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};
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//-----------------------------------------------------------------------
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//Class name: CConsoleStream
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//Description: This class represents the console stream abstraction.
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// It is created through the factory class CConsoleStreamFactory
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//-----------------------------------------------------------------------
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class CConsoleStream : public CStreamBase
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{
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public:
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static CConsoleStream* NewL(TInt aWidth, TInt aHeight);
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virtual void WriteL(TDes8& aDes);
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virtual void Read(TRequestStatus& aStatus, const TInt aLength);
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~CConsoleStream();
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virtual void ReadCancel();
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TDes8& Buf();
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TInt SetEcho(TUint8 aEcho);
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TStreamType Type() { return EConsole;}
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private:
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CConsoleStream();
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void ConstructL(TSize aConsoleSize);
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CConsoleBase* iConsole;
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TInt iBufPos;
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TUint8 iEchoVal; //decides what to echo
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void HandleBuf(TKeyCode & key);
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TBuf8<1> iTbuf;
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};
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#endif //_CONSOLESTREAM_H_
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