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// Copyright (c) 1999-2009 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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// Window server client side local header file
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//
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//
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#ifndef __CLIENT_H__
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#define __CLIENT_H__
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#if defined(_DEBUG) && defined(__WINS__)
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//#define __AUTO_FLUSH //Define this for test purposes only, it hard codes auto flushing
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#endif
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/** Panics the client. This will result in the client thread being destroyed. */
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GLREF_C void Panic(TW32Panic aPanic);
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GLREF_C void Assert(TW32Assert aPanic);
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class TReadDescriptorType;
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class TWriteDescriptorType;
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class RWsBuffer
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{
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friend class RWsSession;
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public:
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enum bufferSizes
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{
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EDefBufferSize=EClientBufferSize,
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EMinBufferSize=EClientBufferSize,
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EMaxBufferSize=EClientBufferMaxSize
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};
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public:
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RWsBuffer(RWsSession *aSession);
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void Close();
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void Destroy();
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TInt Open();
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TInt Connect(TUint32 handle);
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TInt WriteReplyWs(TUint opcode);
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TInt WriteReplyWs(const TAny *pData, TInt length,TUint opcode);
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TInt WriteReplyWs(const TAny *pData, TInt length, const TAny *pData2, TInt length2, TUint opcode);
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void SetBufferSizeL(TInt aBufSize);
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void SetMaxBufferSizeL(TInt aMaxBufSize);
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TInt Flush(const TIpcArgs* aIpcArgs=NULL,TBool aRequestFinish=EFalse);
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TBool SetAutoFlush(TBool aState);
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void Write(TInt handle,TUint opcode,const TAny *pData, TInt length,const TAny *pData2, TInt length2);
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void Write(TInt handle,TUint opcode,const TAny *buf, TInt bufLen);
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void Write(TInt handle,TUint opcode);
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TInt WriteReply(TInt handle,TUint opcode, const TIpcArgs* aIpcArgs=NULL);
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TInt WriteReply(TInt handle,TUint opcode,const TAny *buf, TInt bufLen, const TIpcArgs* aIpcArgs=NULL);
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TInt WriteReply(TInt handle,TUint opcode,const TAny *buf, TInt bufLen,const TAny *buf2, TInt buflen2, const TIpcArgs* aIpcArgs=NULL);
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TInt WriteReplyP(TInt aHandle,TUint aOpcode,const TWriteDescriptorType& aReplyBuffer);
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TInt WriteReplyP(TInt aHandle,TUint aOpcode,const TAny *aData,TInt aLength,const TWriteDescriptorType& aReplyBuffer);
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TInt WriteReplyP(TInt aHandle,TUint aOpcode,const TAny *aData1,TInt aLengthData1,const TAny *aData2,TInt aLengthData2,const TWriteDescriptorType& aReplyBuffer);
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TInt WriteReplyByProvidingRemoteReadAccess(TInt aHandle,TUint aOpcode,const TAny *aData, TInt aLength,const TReadDescriptorType& aRemoteReadBuffer);
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inline TInt BufferSize() const;
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inline TBool IsEmpty() const;
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inline RWsSession* Session() {return iSession;}
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static void FlushAllBuffers(TInt aBitmapHandle);
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void SetCallBack();
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void CancelCallBack();
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void AddToBitmapArray(TInt aBitmapHandle);
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void SetWsGraphicManager(CWsGraphic::CManager* aManager);
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static CWsGraphic::CManager* WsGraphicManager();
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private:
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TInt DoWrite(TInt aHandle, TUint aOpcode, TBool aFlush, const TIpcArgs* aIpcArgs, const TAny* aData1=NULL, TInt aLength1=0, const TAny* aData2=NULL, TInt aLength2=0);
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inline void SetAndLimitMaxBufSize(TInt aMaxBufSize);
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void ReAllocBufferL(TInt aNewSize);
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TBool ReAllocBuffer(TInt aNewSize);
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void GrowBuffer(TInt aRequiredSpace, TInt aMsgSize);
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private:
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RWsSession *iSession;
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CWsGraphic::CManager* iManager;
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TBool iAutoFlush;
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TPtr8 iBuf;
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RWsBuffer *iNext;
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TInt iPreviousHandle;
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TInt iBufSize; // current buffer size, DoWrite can expand this up to iMaxBufize
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TInt iMaxBufSize; // maximum buffer size, set by SetBufferSizeL or SetMaxBufferSizeL
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private: //Added here as adding it to RWsSession breaks BC.
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TInt iDirectAcessCount;
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RArray<TInt> iBitmapArray;
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TBool iInvalidBitmapArray;
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};
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inline TInt RWsBuffer::BufferSize() const
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{return(iBuf.MaxLength());}
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inline TBool RWsBuffer::IsEmpty() const
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{return iBuf.Length()==0;}
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#endif
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