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/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2000, 2010 Oracle and/or its affiliates.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* This file is part of OpenOffice.org.
*
* OpenOffice.org is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* OpenOffice.org 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 version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org. If not, see
* <http://www.openoffice.org/license.html>
* for a copy of the LGPLv3 License.
*
************************************************************************/
#ifndef _SD_SIMPLEREFERENCECOMPONENT_HXX_
#define _SD_SIMPLEREFERENCECOMPONENT_HXX_
#include "osl/interlck.h"
#include "sal/types.h"
#include <cstddef>
#include <new>
#include <sddllapi.h>
namespace sd {
/** A simple base implementation for reference-counted components.
acts like sal::SimpleReferenceObject but calls the virtual disposing()
methods before the ref count switches from 1 to zero.
*/
class SimpleReferenceComponent
{
public:
SimpleReferenceComponent();
/** @ATTENTION
The results are undefined if, for any individual instance of
SimpleReferenceComponent, the total number of calls to acquire() exceeds
the total number of calls to release() by a plattform dependent amount
(which, hopefully, is quite large).
*/
SD_DLLPUBLIC void acquire();
SD_DLLPUBLIC void release();
void Dispose();
bool isDisposed() const { return mbDisposed; }
/** see general class documentation
*/
static void * operator new(std::size_t nSize) SAL_THROW((std::bad_alloc));
/** see general class documentation
*/
static void * operator new(std::size_t nSize,
std::nothrow_t const & rNothrow)
;
/** see general class documentation
*/
static void operator delete(void * pPtr);
/** see general class documentation
*/
static void operator delete(void * pPtr, std::nothrow_t const & rNothrow)
;
protected:
virtual void disposing();
virtual ~SimpleReferenceComponent();
private:
oslInterlockedCount m_nCount;
/** not implemented
@internal
*/
SimpleReferenceComponent(SimpleReferenceComponent &);
/** not implemented
@internal
*/
void operator =(SimpleReferenceComponent);
/** not implemented (see general class documentation)
@internal
*/
static void * operator new[](std::size_t);
/** not implemented (see general class documentation)
@internal
*/
static void operator delete[](void * pPtr);
bool mbDisposed;
};
}
#endif // _SALHELPER_SimpleReferenceComponent_HXX_
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