forked from amazingfate/loongoffice
110 lines
3.0 KiB
C++
110 lines
3.0 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#ifndef INCLUDED_SD_INC_HELPER_SIMPLEREFERENCECOMPONENT_HXX
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#define INCLUDED_SD_INC_HELPER_SIMPLEREFERENCECOMPONENT_HXX
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#include "osl/interlck.h"
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#include "sal/types.h"
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#include <cstddef>
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#include <new>
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#include <sddllapi.h>
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namespace sd {
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/** A simple base implementation for reference-counted components.
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acts like sal::SimpleReferenceObject but calls the virtual disposing()
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methods before the ref count switches from 1 to zero.
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*/
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class SimpleReferenceComponent
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{
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public:
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SimpleReferenceComponent();
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/** @ATTENTION
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The results are undefined if, for any individual instance of
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SimpleReferenceComponent, the total number of calls to acquire() exceeds
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the total number of calls to release() by a platform dependent amount
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(which, hopefully, is quite large).
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*/
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SD_DLLPUBLIC void acquire();
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SD_DLLPUBLIC void release();
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void Dispose();
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bool isDisposed() const { return mbDisposed; }
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/** see general class documentation
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*/
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static void * operator new(std::size_t nSize);
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/** see general class documentation
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*/
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static void * operator new(std::size_t nSize,
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std::nothrow_t const & rNothrow)
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;
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/** see general class documentation
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*/
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static void operator delete(void * pPtr);
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/** see general class documentation
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*/
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static void operator delete(void * pPtr, std::nothrow_t const & rNothrow)
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;
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protected:
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virtual void disposing();
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virtual ~SimpleReferenceComponent();
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private:
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oslInterlockedCount m_nCount;
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/** not implemented
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@internal
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*/
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SimpleReferenceComponent(SimpleReferenceComponent &);
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/** not implemented
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@internal
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*/
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void operator =(SimpleReferenceComponent);
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/** not implemented (see general class documentation)
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@internal
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*/
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static void * operator new[](std::size_t);
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/** not implemented (see general class documentation)
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@internal
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*/
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static void operator delete[](void * pPtr);
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bool mbDisposed;
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};
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}
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#endif // _SALHELPER_SimpleReferenceComponent_HXX_
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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