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/**************************************************************
*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*
*************************************************************/
#ifndef _AUTO_BUFFER_HXX_
#define _AUTO_BUFFER_HXX_
//------------------------------------------------------------------------
// includes
//------------------------------------------------------------------------
#include <sal/types.h>
#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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