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/*************************************************************************
*
* OpenOffice.org - a multi-platform office productivity suite
*
* $RCSfile: AutoBuffer.hxx,v $
*
* $Revision: 1.3 $
*
* last change: $Author: rt $ $Date: 2005-09-09 11:52:57 $
*
* The Contents of this file are made available subject to
* the terms of GNU Lesser General Public License Version 2.1.
*
*
* GNU Lesser General Public License Version 2.1
* =============================================
* Copyright 2005 by Sun Microsystems, Inc.
* 901 San Antonio Road, Palo Alto, CA 94303, USA
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1, as published by the Free Software Foundation.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*
************************************************************************/
#ifndef _AUTO_BUFFER_HXX_
#define _AUTO_BUFFER_HXX_
//------------------------------------------------------------------------
// includes
//------------------------------------------------------------------------
#ifndef _SAL_TYPES_H_
#include <sal/types.h>
#endif
#ifndef _RTL_USTRING_HXX_
#include <rtl/ustring>
#endif
//-------------------------------------------------------------
// A simple unicode buffer management class, the class itself
// is responsible for the allocated unicode buffer, any
// modification of the buffer size outside the class may lead
// to undefined behaviour
//-------------------------------------------------------------
class CAutoUnicodeBuffer
{
public:
// if bLazyCreation is true the buffer will be created
// when someone wants to fill the buffer
CAutoUnicodeBuffer( size_t size, sal_Bool bLazyCreation = sal_False );
~CAutoUnicodeBuffer( );
// resizes the buffer
sal_Bool SAL_CALL resize( size_t new_size );
// zeros the buffer
void SAL_CALL empty( );
// fills the buffer with a given content
sal_Bool SAL_CALL fill( const sal_Unicode* pContent, size_t nLen );
// returns the size of the buffer
size_t SAL_CALL size( ) const;
// conversion operator
operator sal_Unicode*( );
// address operator
sal_Unicode* operator&( );
const sal_Unicode* operator&( ) const;
private:
void SAL_CALL init( );
private:
size_t m_buffSize; // the number of unicode chars
sal_Unicode* m_pBuff;
};
#endif
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