williamr@2: // Copyright (c) 1997-2009 Nokia Corporation and/or its subsidiary(-ies).
williamr@2: // All rights reserved.
williamr@2: // This component and the accompanying materials are made available
williamr@2: // under the terms of the License "Symbian Foundation License v1.0" to Symbian Foundation members and "Symbian Foundation End User License Agreement v1.0" to non-members
williamr@2: // which accompanies this distribution, and is available
williamr@2: // at the URL "http://www.symbianfoundation.org/legal/licencesv10.html".
williamr@2: //
williamr@2: // Initial Contributors:
williamr@2: // Nokia Corporation - initial contribution.
williamr@2: //
williamr@2: // Contributors:
williamr@2: //
williamr@2: // Description:
williamr@2: //
williamr@2: 
williamr@2: #if !defined(__EXBUF_H__)
williamr@2: #define __EXBUF_H__
williamr@2: 
williamr@2: 
williamr@2: 
williamr@2: class CExportBufferBase : public CBase
williamr@2: /**
williamr@2: CExportBufferBase
williamr@2: @publishedPartner
williamr@2: @deprecated
williamr@2: */
williamr@2: 	{
williamr@2: 	// The purpose of this class is to provide a method of
williamr@2: 	// abstracting the destination of an output through a buffer
williamr@2: 	// The class is intended to be used for a single output then destroyed
williamr@2: public:
williamr@2: 	IMPORT_C CExportBufferBase(TInt aMaxSize);
williamr@2: 	IMPORT_C ~CExportBufferBase();
williamr@2: 	IMPORT_C void ConstructL();
williamr@2: 	virtual void CommitExportBufferL()=0;
williamr@2: 	IMPORT_C void ResetExportBuffer();
williamr@2: 	IMPORT_C void ResetWritePtr();
williamr@2: 	IMPORT_C void FinalizeExport();
williamr@2: 	IMPORT_C void InsertL(TText aText); // !! TText should be TText8 - do I need an overload here for Unicode?
williamr@2: protected:
williamr@2: 	TInt iExportBufferLength; 
williamr@2: 	HBufC* iExportBuffer;
williamr@2: private:
williamr@2: 	TText* iWritePtr;
williamr@2: 	TText* iTBase;
williamr@2: 	TInt iMaxSize;
williamr@2: 	};
williamr@2: 
williamr@2: 
williamr@2: 
williamr@2: class CExportDynamicBuffer : public CExportBufferBase
williamr@2: /**
williamr@2: CExportDynamicBuffer
williamr@2: @publishedPartner
williamr@2: @deprecated
williamr@2: */
williamr@2: 	{
williamr@2: public:
williamr@2: 	IMPORT_C static CExportDynamicBuffer* NewL(TInt aSize, CBufBase& aDynamicBuffer);
williamr@2: 	IMPORT_C void ConstructL();
williamr@2: public:  // from CExportBufferBase
williamr@2: 	IMPORT_C void CommitExportBufferL();
williamr@2: private:
williamr@2: 	CExportDynamicBuffer(TInt aSize, CBufBase& aDynamicBuffer);
williamr@2: private:
williamr@2: 	CBufBase& iOutput;
williamr@2: 	};
williamr@2: 
williamr@2: #endif // __EXBUF_H__